What is the units digit of 31! + 50! + 2! + 3!? Choose the correct choice from the following answers:
A) 0 B) 2 C) 4 D) 6 E) 8
For all N greater than 4, the units digit of N! is 0.   The sum of the four units digits is 0 + 0 + 2 + 6= 
<gadget id="calculator">0 + 0 + 2 + 6</gadget>
<output>8</output>
8   The units digit is 8.   The answer is 8.
<result>E</result>
What is the units digit of 31! + 50! + 2! + 3!?