1.

Observe the twin primes in the table. (3, 5) (5, 7) (11, 13) (17, 19) P Q R S Which of the given twin primes are present in the prime factorisation of\[2145\]?

A.  \[Q\]and\[R\]                
B.                     \[P\]and\[S\]                 
C.                     \[P\]and\[Q\]                
D.                     \[P\]and\[R\]                 
Answer» E.


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