explain what it means to view something from a frae of reference. provide an example that illustrate your explanation.

ex. where you are standing now

a perspective that one uses to determine if an object is moving.

Explanation:

in physics, a frame of reference, or reference frame, is a perspective that one uses to determine if an object is moving. ... For example, when you see a ball roll down a street, you can tell the ball is moving because the frame of reference is the streets, whatever may be on the side of the roads, or the Earth.

wikipedia

the answer is d.) homologous; have mammary glands