What is the period of most rapid advancement?
infancy navigation The Alps medicine astronomy protozoa puberty 86400
A B C D E F G H
Rapid growth means rapid advancement.
Infancy is the period of most rapid advancement
What is the period of most rapid advancement? (A) infancy (B) navigation (C) The Alps (D) medicine (E) astronomy (F) protozoa (G) puberty (H) 86400