Options:
(1). sensory neurons.
(2). Sand dollars.
(3). organs.
(4). genetic diversity.
(5). growth.
(6). food and shelter.
(7). kinetic energy.
(8). reproduction.

Fact 1: Better senses have a positive impact on an animal 's survival. Fact 2: An important aspect of survival for any species is reproduction . Given the two facts above, better senses have a positive impact on an animal 's?
Answer:
(8).