If $$\times$$ means $$-$$, $$\div$$ stands for $$+$$, $$+$$ stands for $$\div$$ and $$-$$ stands for $$\times$$, which of the following gives $$125 - 50 \div 10 + 20 \times 4 ?$$

A

360

B

315

C

6246.5

D

420