Biology

The correct answer is: C.Mutation.

Explanation:

A mutation is a random change in the genetic material of an organism, which can result in new traits or characteristics. In this case, the chemical spill causes a genetic change in the ladybugs, leading to offspring with blue dots instead of black dots. This is an example of a mutation because the change in coloration is due to a direct alteration in the genetic code.

The other options are incorrect because:

A.Natural Selection: This is the process by which traits that improve an organism's survival and repr...