Which one of the four interchange in signs or numbers would

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Which one of the four interchange in signs or numbers would make the given equation correct ?
6 x 4 + 2 = 16

1. + and x, and 4
2. + and x, 2 and 4
3. + and x, 4 and 6
4. None of these

Correct Option: C

Apply all option one by one.
∵ 6 x 4 + 2 = 16 ⇒ 4 + 6 x 2 = 16 ⇒ 4 + 12 = 16