A researcher has decided to do a study of people who hunt in a nearby national forest. He asks a friend, whom he knows to be a hunter if he would consent to an interview. He interviews his friend and then asks his friend if he could name other people who hunted in the forest. His friend provides him with five names. The researcher contacts those five people interview them and asks each of those people for names of other hunters. This sampling technique is known as .

The answer to the question is Snowball Sampling

Explanation:

Snowball sampling is a primary data collection technique in which participants of a research process help to recruit other participants for a study or test. This kind of sampling is only used when it is hard to get potential participants to take part in a study or test. Why it is called snowball is because once a ball has been set rolling on a snowy day, it gathers snow as it rolls and becomes bigger.  

in what process is there a multiple choice answer?

well, there are a lot of places we get information about earth from. like science classes, websites, books, newspapers, etc.