What word goes in the blank?

Question

If _____ planes intersect, then they intersect in exactly ___ line.

If _____ lines intersect , then they intersect in exactly ____ point.

Through any _______ noncollinear points, there is exactly ______ plane.

Answer 1

If two planes intersect, then they intersect in exactly one line

If two lines intersect, then they intersect in exactly one point

Through any three noncollinear points, there is exactly one plane