The context clues at the end of paragraph 1 suggest that the idiom "as far as the eye could reach" means

it will show up when more than one person gives an answer

this question is grammatically incorrect and is illegible to me so i can not answer.

answer: the tobacco industry has traditionally been one of the most important industries in north carolina and a backbone of the state's agricultural heritage. yet as the north carolina economy continues to transition from an agricultural economy to a manufacturing and, increasingly, service-based economy, the industry faces new challenges, both at home and abroad

explanation:

you can't answer this. more information is needed.