Answer:
Snowball sampling
Explanation:
Snowball sampling is one where the researcher gets a sample by asking participants in the study if they know other potential participants. The current participants refer new ones.
<span>The advantage for politicians communicating with citizen via websites and social media,so that they can easily understand the citizen's point of view instead of writing letters and petitions to the politician.This Direct communication leads to quickly resolve the citizen's issues and develop the friendly relationship between the politicians and there will not be any bridge gap between politicians and citizens.</span>
It's called a categorical grant, I hope this helped!!!!