A student has to opt for 2 subjects out of 5 subjects for a course, namely, Commerce, Economics, Statistics, Mathematics I and Mathematics II. Mathematics II can be offered only if Mathematics I is also opted. The number of different combinations of two subjects which can be opted is
A
5
B
6
C
7
D
8
Correct Answer: Option C
Explanation
The task is to find the number of ways to pick 2 subjects