Question

what does \efficient\ mean in this passage?
slightly messy
very popular
having a strong flavor
giving good results

Explanation:

To determine the meaning of "efficient" in the passage, we analyze the options: "slightly messy" is the opposite of efficient; "very popular" refers to popularity, not efficiency; "having a strong flavor" relates to taste, not efficiency. "Giving good results" aligns with the typical meaning of efficient (achieving desired outcomes effectively).

Answer:

D. giving good results