Which option identifies the profession illustrated in the following scenario? Marsha is researching genetically engineered crops and their effect on humans when consumed. She has found differences between genetically engineered and naturally grown crops.

A)agricultural engineer
B)biologist
C)biochemist
D)genetic engineer

Why is sustainable agriculture so important?

Which of the following represents the results of a review of well-controlled studies of vitamin c supplementation on the resistance to, and recovery from, colds? there was a reduction in the duration of colds by 50% on the average. there was a slight effect on reducing the duration and severity of colds for people taking vitamin c supplements. there was a significant reduction in the duration of colds in people who consumed at least one gram a day. there was a significant reduction in the number of colds only in people who consumed > three grams per day.

First to answer will be the brainliest i need the answer asap