Answer:
A pregnant woman would need to avoid food that has foodborne illnesses like salmonella
D as there isn't a time limit
Three main factors that motivates switching prescription drugs to over-the-counter drugs are: is it something people can easily die from, is it a powerful drug that could be used to get high or overdose, and is it safe for people to take. If people switch drugs to over-the-counter there is more of it and it isn't a rare thing to find. It makes the medication less expensive.