A country whose economy is primarily agricultural

Developing nation/country

A nation where the average income is much lower than in industrial nations, where the economy relies on a few export crops, and where farming is conducted by primitive methods. In many developing nations, rapid population growth threatens the supply of food.

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hope it helps

(https://www.dictionary.com/browse/developing-nation#:~:text=See%20synonyms%20for%20developing%20nation,threatens%20the%20supply%20of%20food.)

The site I used :3

d. she conquered the black sea coast and parts of poland.

answer: the answer is b

explanation: i just took this quiz last week