Question

Mary and Ashley are identical twins. Abbie and Chandra are fraternal twins. Which of the following is likely to be true about the timing of puberty?
A) Mary and Ashley will reach menarche about 12 months apart.
B) Abbie and Chandra will reach menarche within a month or two of each other.
C) Mary and Ashley will reach menarche within a month or two of each other.
D) Abbie and Chandra will reach menarche before Mary and Ashley.

Answer

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