In the name of ALLAH, the most beneficient, the most merciful

Discrete Mathematics (MTH202)

Question (select most suitable option)

  Let A = {2, 3, 5, 7}, B = {2, 3, 5, 7, 2}, C = Set of first five prime numbers. Then from the following which statement is true ?
A = B
A = C
B = C
All the three sets are equal.