Question

what is a primary cause of threatened and endangered species due to population growth?
habitat loss
space exploration
renewable energy
fishing

Explanation:

As human population grows, more land is used for housing, agriculture, etc., leading to destruction of natural habitats. Space exploration, renewable energy, and fishing (in general, not overfishing context here) are not primary causes of species endangerment due to population growth like habitat loss is.

Answer:

A. habitat loss