Study the following graph and answer the questions that follow: Number of students ( males and females ) passed out from various colleges ( A, B, C, D and E) in a year. ( Number in thousands)

What is the ratio of the total number of males to the total number of females passed out from all the colleges together?

A. 19:23

B. 18:25

C. 23:19

D. 25:18

Please do not use chat terms. Example: avoid using "grt" instead of "great".