Age, race, gender, religion, etc. are items included in the study of

The answer is demographics as this is responsible for providing statistical data with the contents about the population or groups, studying it has contents of the following such as—age, gender, religion, race and other things that will describe the group or individual that will be of help with the study.

responsibilities im assuming

c

explanation: because you need to reduce the pollution on land,the exhaust fumes will stop,and stop it in water,the oil that is in the oceanharms the fish   sorry if you   have been waiting long