Decide if this is a permutation or combination

Answer:
It's A .
Step-by-step explanation:
The order in which they are chosen is immaterial so it is a combination.
Number of combinations of 2 from 6 = 6C2
= 6*5 / 2*1 = 15.
Answer:
A: combination, number of ways is 15
Step-by-step explanation: