Write a pseudo code to request for four number Display the sum of the four number,
Display the difference between the summation of the first two and last two
number
Display the average of the numbers.

Someone plzz me which of these defines a social search? a. asking a search engine a question that is answered by a real person on the other sideb. modifying search results based on popularity of a web pagec.modifying search results based on a ranking of a web page