C. There were not enough workers to cultivate and harvest crops.
Eating plant-based diets appear to have significantly longer life expectancy. Vegetarians live an average of 8 years longer then general population.
Answer:
They use them to help organize their thoughts and ideas (like a road map or a recipe) before starting to write.
Explanation:
A flashback tells something from the past so the answer would have to be (A) this is because of the use of the word recall. In every other option the verb is present or future tense instead of past tense.
The answer is A because a personal opinion is what is a though. And all the other options have opinions openly stated.