What is the unit digit in {(6374)^1793 x (625)^317 x (341^491)}?
Choose the most appropriate option:	A) 0	B) 2	C) 3	D) 5	E) 6
Unit digit in (6374)^1793 = Unit digit in (4)^1793   = Unit digit in [(42)^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.   0nswer:0
<result>A</result>
What is the unit digit in {(6374)^1793 x (625)^317 x (341^491)}?