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Which of the following prime number is common in two different sets of twin prime numbers ?
Question

Which of the following prime number is common in two different sets of twin prime numbers ?

A.

2

B.

3

C.

5

D.

7

Correct option is C

Given:
Four prime numbers: 2, 3, 5, 7.

Formula Used:
Definition of Twin Primes: A twin prime is a prime number that is either 2 less or 2 more than another prime number.

Solution:
Let us list the first few sets of twin prime numbers:
Set 1: (3,5)
Set 2: (5,7)
Set 3: (11,13)
Looking at the sets, the prime number 5 appears in both the first set and the second set.
No other prime number is common to two different pairs of twin primes in the early prime sequence.

Final Answer
So the correct answer is (c)

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