PASCAL 1999 Problem 21

A number is Beprisque if it is the only natural number between a prime number and a perfect square (e.g. 10 is Beprisque but 12 is not). The number of two-digit Beprisque numbers (including 10) is

Answer Choices
A. 1
B. 2
C. 3
D. 4
E. 5