What is the unit digit in {(6374)^1793 x (625)^317 x (341^491)}?
Choose the correct choice from the following options:
A) 5	B) 1	C) 0	D) 7	E) 2
Unit digit in (6374)^1793 = Unit digit in (4)^1793   Unit digit in [(4^2)^896 x 4]   = Unit digit in (6 x 4) = 4.   Unit digit in (625)^317 = Unit digit in (5)^317 = 5.   Unit digit in (341)^491 = Unit digit in (1)^491 = 1   Required digit = Unit digit in (4 x 5 x 1) = 0.   Answer 0)0.
<result>C</result>
What is the unit digit in {(6374)^1793 x (625)^317 x (341^491)}?