Answer :
Answer:
The postulate that states points A and B lie in only one line is:
Postulate 2: Through any two different points, exactly one line exists.
Step-by-step explanation:
Postulate--
A postulate is a statement that is assumed to be trivially true i.e. it does not require any proof. It is a valid statement that is used to prove some other statements or theorems.It is also known as a axiom.
Among the given postulates the postulate which states that two points A and B will lie in only one line is:
Postulate 2