Answer:
if he/she attains puberty stage
Explanation: it is an established fact that for every living entity, growth is prominent which gives room for physical, behavioural, biological, environmental changes. all the aforementioned and other innate factors contributes to changes in an individual.
How often something happens
Answer:
Explanation:
the energy needed to raise the temperature of 1 kilogram of water through 1 °C, equal to one thousand small calories and often used to measure the energy value of foods.