Question

for thousands of years, humans have been eating fermented foods, or foods that have undergone special chemical changes. sour cream and yogurt are two well known fermented foods. sour cream originates from eastern europe and appears in many traditional dishes there. by contrast, yogurt features prominently in middle eastern cuisine. yogurt is high in protein compared to sour cream and contains lots of vitamins. yogurt is often consumed by itself as a snack or even as a drink. sour cream, however, is traditionally used to flavor other foods. it is made from cream, and it has a very high fat content. its sourness comes from bacteria that are added to the cream. these bacteria give sour cream its tangy flavor and thickness. bacteria are also responsible for yogurt’s flavor and texture.
undergoes fermentation, or special chemical changes
frequently used in middle eastern dishes
high in protein
can be consumed as a drink

Explanation:

To solve this, we analyze each row and match with sour cream or yogurt based on the passage:

Row 1: Undergoes fermentation, or special chemical changes

The passage says both sour cream and yogurt are fermented foods (undergo special chemical changes). So both columns get a check (✓).

Row 2: Frequently used in Middle Eastern dishes

The passage states: "yogurt features prominently in Middle Eastern cuisine" (sour cream is from Eastern Europe). So only Yogurt gets a check (✓).

Row 3: High in protein

The passage says: "Yogurt is high in protein compared to sour cream". So only Yogurt gets a check (✓).

Row 4: Can be consumed as a drink

The passage says: "Yogurt is often consumed by itself as a snack or even as a drink" (sour cream is used to flavor other foods). So only Yogurt gets a check (✓).

Category	Sour Cream	Yogurt
Frequently used in Middle Eastern dishes		✓
High in protein		✓
Can be consumed as a drink		✓

Answer:

To solve this, we analyze each row and match with sour cream or yogurt based on the passage:

Row 1: Undergoes fermentation, or special chemical changes

The passage says both sour cream and yogurt are fermented foods (undergo special chemical changes). So both columns get a check (✓).

Row 2: Frequently used in Middle Eastern dishes

The passage states: "yogurt features prominently in Middle Eastern cuisine" (sour cream is from Eastern Europe). So only Yogurt gets a check (✓).

Row 3: High in protein

The passage says: "Yogurt is high in protein compared to sour cream". So only Yogurt gets a check (✓).

Row 4: Can be consumed as a drink

The passage says: "Yogurt is often consumed by itself as a snack or even as a drink" (sour cream is used to flavor other foods). So only Yogurt gets a check (✓).

Category	Sour Cream	Yogurt
Frequently used in Middle Eastern dishes		✓
High in protein		✓
Can be consumed as a drink		✓