Why do boys end up taller than girls on average?

A. Boys are genetically programmed to be taller than girls.
B. Boys eat more food during puberty so they tend to grow taller.
C. Boys start their growth spurt 2 years later than girls so they have an additional 2 years of prepubertal growth that the growth spurt builds on.
D. Boys get more exercise than girls, which helps aid in their height and weight growth during puberty.


Answer: C

Psychology

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