Respuesta :

Its sunlight because it does not pollute the environment

Answer:

D- sunlight.

Explanation:

Mutagens are substances that have the ability or the potential to change the genetic composition of a person or animal.

These changes caused by mutagens are referred to as genetic mutations. The major target of mutagens is the DNA.

When the DNA of a person or animal is affected by mutagens, it results in the illnesses such as cancer, development of abnormalities in the body, deformation in growth and deformation certain organs in the body.

Examples of mutagens include: X-rays, Ultraviolet radiation, Chemicals such as Pesticides, Viruses e.t.c.