Task: Question Answering
Input (English): Problem: in a certain alphabet, 9 letters contain a dot and a straight line. 24 letters contain a straight line but do not contain a dot. if that alphabet has 40 letters, all of which contain either a dot or a straight line or both, how many letters contain a dot but do not contain a straight line ?
Options: a. 7, b. 8, c. 14, d. 20, e. 28
Output (English): a