Question

girls are usually completely physically mature by ______ years old. a. 17 b. 19 c. 14 d. 21 please select the best answer from the choices provided

Explanation:

Girls typically reach full physical maturity around 19 years old. This is based on general human growth and development patterns where physical maturation processes, such as bone growth and hormonal stabilization, are mostly completed by this age.

Answer:

B. 19