Question

Which of the following best describes a plane?

a. The surface of a flat table
B. The edge of a desk
C. A curve in a road
D. The point of intersection of two walls

Answer 1

The correct answer would be A. The surface of a flat table.

Answer 2

From that particular short list, the item that best describes a plane
is the surface a flat table (or of any other flat thing).

-- The edge of a desk is a piece of a straight or curved line.

-- A curve in a road is a piece of a curved line.

-- The intersection of two walls is a piece of a straight line.