What are things that tend to gain electrons and become negative

Explanation:

This electron exchange results in an electrostatic attraction between the two atoms called an ionic bond. An atom that loses one or more valence electrons to become a positively charged ion is known as a cation, while an atom that gains electrons and becomes negatively charged is known as an anion.

answer; i believe that the correct answer is(d) nondisjunction during meiosis;