The coefficients are the numbers in FRONT of the variable. That being said, it looks like it’s asking which number is next to the variable with the highest exponent (the little number). So, the answer would be 3.
The answer is 0,1,4,34,123
1=D
2=E
3=B
4=C
5=A
................,
im not 100% sure if my answers are right but heres what i got:
b. 3 and 1/2
d. 2 and 1/3 (or 2 3/9)