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If a^3+b^3=1344 and a+b= 28, then (a+b)^...

If `a^3+b^3=1344` and a+b= 28, then `(a+b)^2 -3ab` is equal to:
यदि `a^3+b^3=1344`` तथा a+b= 28, तो `(a+b)^2 -3ab` का मान किसके बराबर होगा ?

A

24

B

16

C

32

D

48

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