Question

click to correct the five capitalization errors. since its completion in 1970, the aswan high dam across the nile river has provided egyptians with electricity as well as protection from floods and droughts.

Explanation:

1. Capitalize proper nouns: "Aswan" (a specific dam name), "Nile River" (a specific river name), "Egyptians" (a specific ethnic group).
2. Uncapitalize common nouns not needing capitalization: "Electricity" is a common noun here, not a specific named entity, so it should be lowercase.
3. Capitalize the first letter of the specific dam's full name component: "Aswan High Dam" requires "Aswan" to be capitalized.

Answer:

Since its completion in 1970, the Aswan High Dam across the Nile River has provided Egyptians with electricity as well as protection from floods and droughts.
The five corrected errors are:

1. "aswan" → "Aswan"
2. "nile" → "Nile"
3. "river" → "River"
4. "egyptians" → "Egyptians"
5. "Electricity" → "electricity"