How many of the positive factors of 85 , 105 and how many common factors are there in numbers?	Choose the correct choice from the following options:
A) 5	B) 4	C) 2	D) 3	E) 1
factors of 85 - 1, 5, 17, 85   factors of 105 - 1, 3, 5, 7, 15, 21, 35, 105   2omparing both, we have two common factors of 85 and 105- 1,5   Answer(2)
<result>C</result>
How many of the positive factors of 85 , 105 and how many common factors are there in numbers?