This is a period of intense biological development when a person begins to develop adult traits and characteristics.

The appropriate response is puberty. Puberty is the time in life when a kid or young lady turns out to be sexually developed. It is a procedure that typically occurs between ages 10 and 14 for young ladies and ages 12 and 16 for young men. It causes physical changes and influences young men and young ladies in an unexpected way. In young ladies: The primary indication of pubescence is normally bosom improvement.

Puberty is the period of intense biological development when a person begins to develop adult traits and characteristics. During this period, physical changes occur in boys and girls.It happens in girls little earlier as compared to boys. Both the environmental and genetic factors play role in the period of puberty.

Ibelieve the answer is b,hope my answer has you : )