Hey could someone help me with this?

Answer:
C.
Step-by-step explanation:
6.0 x 10^-3 is equal to 0.006. 2.0 x 10^4 is equal to 20,000. Multiply 0.006 x 20,000 to get 120. (C) 12.0 x 10^1 is also equal to 120.
Hope it helps!