Which of the following best describes the background of a genetic counselor? must have a medical degree

must have a degree in biology or genetics

must have a graduate degree in psychology or social science

has a specialized graduate degree but can come from a variety of backgrounds

u i forgot the answer?

metals are good conductor of electricity. it has free electrons on their surface. according to electron pool theory, each atom present in a metal crystal losses all of its valence electron and as a result a pool of free is form. these pool of electrons are free to move and   conduct electricity easily   while making metal as good conductor.

the correct answer is a. the ability of electrons to flow throughout the metal.

if it's not useful, feel free to report for mistake in answer.