Megan has 25 phone numbers stored in her cell phone. Abby has some phone numbers stored in her cell phone. Together they have a total of 61 phone numbers stored.

If n = the number of phone numbers Abby has stored in her cell phone, which mathematical sentence expresses the information above?

A. n + 25 > 61
B. n + 61 = 25
C. n + 61 > 25
D. n + 25 = 61