Answer:
Stratified random sampling
Explanation:
Stratified random sampling is a design that involves dividing a group into smaller division or strata to get a defined result, this division is based on character or shared attitude. This design is also known as proportional random sampling.
Answer:
use this link
Explanation:
u will find your anwser https://www.smh.com.au/technology/interactive-map-tool-shows-the-true-size-of-the-worlds-countries-20150911-gjkcvy.html