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8 as multiplication takes priority over addition.
And indeed, many do mistake on this simple math.

"8"

But really, it depends on context... If you're workin with Order of Operation, then it'll be 8!

Answer is probably 8...BODMAS comes to my mind

Going with a 0.

Nope

8, indeed. 4 X 0 will be calculated First.

It is option B

(b) 8