Question

If exactly one instructor teaches during the second term, which one of the following must be true?

• A. J teaches during the third term
• B. L teaches during the first term
• C. M teaches during the third term
• D. P teaches during the second term

Answer 1

The correct option is C M teaches during the third term

If M = 3, L is also 3, there are two teachers for the first term and four for the third term.