To find out how many more customer calls Mrs. Gutierrez made in the second year than in the first, you can subtract the number of calls made in the first year from the number of calls made in the second year.
Number of calls in the first year: 5,842
Number of calls in the second year: 10,362
Now, perform the subtraction:
10,362 - 5,842 = 4,520
Therefore, Mrs. Gutierrez made 4,520 more calls in the second year than in the first year.
So, the correct response is:
4,520 calls