Science Plzz Help

Which of the following lists the phases in the correct order with respect to their occurrence in human development?

a – maturation of ovaries and testes
b – loss of muscle tissue
c – development of problem-solving skills
d – learning to walk

1. c, b, d, a
2. b, a, c, d
3. d, c, a, b
4. a, d, b, c

I think it is 1

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asked by Mstv
  1. Thank You Very Much!

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    posted by Mstv
  2. is 1 the right answer because i am taking a test that has this question and i really need it

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    posted by Vanessa
  3. No, it's 3

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