Task: Question Answering
Input (English): Question: How many two digit numbers are there such that the product of their digits after reducing it to the smallest form is a prime number? for example if we take 98 then 9*8=72, 72=7*2=14, 14=1*4=4. Consider only 4 prime no.s (2,3,5,7)

 Option A: 16

 Option B: 17

 Option C: 18

 Option D: 19

 Option E: 20
Output (English): Option C