Answer: Option 'B' is correct.
Step-by-step explanation:
Since we have given that
Age groups : 18-24
Number of males candidates = 5640
Number of female candidates = 6432
Total number of candidates in this age group = 12072
So, we need to find the percentage of female students in this age group.
Percentage of female students is given by

Hence, Option 'B' is correct.