Please answer the following question by reasoning step-by-step.
Bottleneck effect can be a precursor to what?\nOptions:\n- (A) massive damage\n- (B) Climate change\n- (C) Destroy bridges\n- (D) Cambrian explosion\n- (E) ground to shake\n- (F) clams\n- (G) soda\n- (H) extinction

(H)
Bottleneck effect occurs when a population suddenly gets much smaller.

Population size is the predictor of extinction probability.

Bottleneck effect can be a precursor to extinction.

.

So, the final answer is (H)