1) Could
2) Could, <span>but don't have to be</span>
Anwser is 15 beacuse i got the anwser right now
Accordinly to the details, i think that A could work.
Answer:

63 Jelly Beans
Step-by-step explanation:
The unknown is the number of jelly beans originally in the bag or x
First he had x jelly beans
The he ate one-third of them

He then ate 16 more jelly beans

This was equal to 37 jelly beans

This is the equation
Now solve for x
Subtract 16 from both sides

Multiply both sides by 3

63 Jelly Beans