Your answer would be D. Carbon monoxide. Everything else pollutes the water
You should reask this question and put a picture so that we can understand it better :)
a. hybridization
b. incomplete dominance
c. true-breeding
d. the law of segregation
e. polygenetics
Answer:
c. true-breeding
Explanation:
True-breeding is a type of breeding which involves a cross between two parents that are homozygous for a trait leading to the production of offspring from generation to generation that have genotypes that express the same phenotypic traits. The parent plants with purple flowers in the question, are both homozygous for flower color.