Four numbers have been given, out of which three are alike in some manner and one is different. Select the different one

Correct option is D

The number that is different, let’s analyze the options:
(a) 2: Prime number
(b) 5: Prime number
(c) 7: Prime number
(d) 10: Not a prime (10 is divisible by 2 and 5)
The numbers 2, 5, and 7 are all prime numbers, while 10 is not.
The different number is 10.
Correct option: (d) 10