【单选题】

The view that the yield of rice remains steady is by no means______, owing to the fact that yearly tempests overflowing Asia influence it in______manner.
A．(A) uncertain … a capricious

B．(B) uncontested … a predictable
C．(C) unrealistic … a catastrophic
D．(D) convincing … a redundant
E．(E) infallible … an erratic