105, 85, 60, 30, 0, -45, -90

Question:
105, 85, 60, 30, 0, -45, -90

[A].

0

[B].

85

[C].

-45

[D].

60

Answer: Option A

Explanation:

Subtract 20, 25, 30, 35, 40, 45 from successive numbers.

So, 0 is wrong.