Select the correct option.
ASmallest 2-digit number that has only 2 prime factors is 10.
BThe estimated difference of 19364 and 12485 is 6900, if the numbers are rounded off to their nearest thousands.
CThe price of 4280 cookies is ₹ 64200, if the price of each cookie is ₹ 20.
DNone of these
10 has 3 prime factors 1, 2, and 5 . Please correct if I am wrong