Which statement is correct about a bottleneck event? (1 point)

Item
Item
• A bottleneck event decreases the population of a species permanently.
• A bottleneck event increases the gene pool of a population.
• A bottleneck event decreases the gene pool of a population.
• A bottleneck event increases the population of a species permanently.

The correct statement about a bottleneck event is: A bottleneck event decreases the gene pool of a population.