Answer:
The answer is (A) ⇒ AB = 6
Explanation:
∵ Answer (B) is the name of the segment
∵ In answer (C) A is a point can not = 6
∵ In answer (C) B is a point can not = 6
∴ The answer is (A)
When you write the length of any segment just writ the start point and end point of the segment