WILL MARK BRAINLIEST!!!!

The Hardy-Weinberg equation is an expression showing the frequencies of 100 percent of the alleles for a specific gene in a population.

If biologists can show that either p or q is changing over a period of time, what is occurring in the population?

The population is evolving.

The population is decreasing in size.

The population is stabilizing.

The population is not evolving.