Question

The alignment of atoms where the north poles face one way and the south poles face the opposite way is also known as which of the following? A) area B) domain C) properties D) force

Answer 1

The answer is B. Domain
When the atoms point to the same direction and aligned with one another, It will form a magnetic material in which  magnetization is in a uniform direction
This alignment usually happens stimunaleously  due to exchange interaction that caused by a response to an external field.