James invests $100 at the beginning of each quarter in stock ABC. According
to the table below, how many shares of ABC will James own at the end of the
year?

Incomplete question. But infer you are referring to this completed question;

Clarence invests $200 at the beginning of each quarter in stock ABC.

According to the table below, how many shares of ABC will Clarence own at the end of the year?(For each quarter, assume Clarence buys the maximum amount of stock that he can afford with his $200, and that he cannot buy fractions of stock).

ABC.      Stock Price

Q1.           $15

Q2.           $16

Q3.           $13

Q4.           $18

51

Explanation:

Therefore, amount of share he gets is determine by the studio price for each quarter. (Note that we do not take account of decimals)

For Q1= 200/15= 13

For Q2= 200/16=12

For Q3= 200/13=15

For Q4= 200/18=11

Total=51. Thus, by summing up the number of ABC shares Clearence obtained in each quarter, at the end of the year he would have 51 shares.

i think your answer there is c