Answer:
Point is undefined term among all the given options.
Step-by-step explanation:
The undefined terms are those which can not be defined.
So, we will consider all the four options given
Option A:
Point is an undefined term because it can not be defined it can be drawn anywhere.
Hence, option A is correct.
Option B:
segment join two points hence, it is defined between those two pints.
Hence, Option B is not correct.
Option C:
plane is a straight line between two points hence, it is defined between two points
Hence, option C is incorrect.
Option D:
Angle is measure between two lines that are intersecting or between two surfaces hence, defined
Hence, Option D is not correct.