Materials of low mass are combined to form a substance of higher mass during
a)fission
b)fusion
c)both a and b
d)nethier a or b

Materials of low mass are combined to form a substance of higher mass during Fusion. Because when two or more are combined or collide they form a higher atomic number. So some matter is converted into energy.

My pigs teeth have already came in years ago, with my first molars, and my second molars are pretty much in. my wisdom teeth will be unable to come in, but i'm getting those out on monday.

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