On a cold winter morning, a person waiting for the bus starts shivering. the muscles used in shivering produce extra heat that warm the body. shivering to warm up illustrates which characteristic of life?
a. adaptation to environment
b. homeostasis
c. getting energy
d. growth

primary succession begins with a bare rock and ends with a forest secondary succession begins after a natural disaster where there is a temporary setback after a forest fire or local destruction, but the surrounding area can fill in

the cost of mining is extremely low compared to the money earned from mining, creating income to improve the environment.