What’s the answer to the question

explanation:

it's     c       this is a cell (b) with a nucleus (c) containing dna (a). the dna is organized into chromosomes (d). a section of the chromosome that codes for a trait is called a gene (e).

it's c. (to reduce the greenhouse effect/carbon gasses)

sodium i think the chemical element of atomic number 11, a soft silver-white reactive metal of the alkali metal group.