Question

Four points are always coplanar if they:

Check all that apply.
A. lie on the same line.
B. lie on different planes.
C. lie on different lines.
D. lie in the same plane.

Answer 1

D. Lie in the same plane, and A. lie on the same line.

Answer 2

Four points are always coplanar if lie on same planes because coplanar points are three or more points which lie in the same plane.
So,The right answer is :
D. lie in the same plane.