Idk this one is give u a brainlist if u answer right with explanation

A. Store the genetic instructions needed to specify traits

Explanation:

The answer would be A. because chromosomes contain genetic information in the form of genes, which helps to code for certain traits in an observed organism.

None of the other functions apply to DNA, thus A. would be the best option.

transformative rocks are the stones that emerge from the transformation of existing rock composes in a procedure called changeability, implies changing of structures. transformative rocks are shaped from alternate shakes that are changing a result of warmth or weight connected. one of this model is the earth developments that making rocks profoundly cover or crushed which will make the stones warmed and put under awesome weight. they are not softening but rather the minerals they are containing are changed synthetically that will shape transformative rocks. now and again different rocks are shaped when the others are near some liquid magma and getting warmed.