Question

Which statement best shows the difference between a line and a point?

A point has no dimension, but a line has length as a dimension.
A line and a point cannot be collinear.
A point has no location but a line can lie on a plane.
A line has width and depth, but a point has only length as a dimension to measure.

Answer 1

your answer is the the first line: a point has no dimension, but a line has length as a dimension.

Answer 2

Salutations!

Which statement best shows the difference between a line and a point?

A point has no dimension, but a line has a length as a dimension is the statement that best shows the difference between a line and a point. Line can be as long as possible, and thus can be measured. In mathematics, point is always considered as "dimensionless".

Hope I helped :D