After interchanging the given two numbers and two signs what will be the values of equation (I) and (II) respectively?
$$+$$ and $$\times$$, 5 and 4
I. $$4 + 6 \times 5 - 7 \div 1$$
II. $$5 \times 3 - 4 + 8 \div 2$$

A

-9, -8

B

30, -13

C

20, 6

D

27, -13