What is the answer to this

Which steps will open the system so that you can enter a question and do a search for

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

Which type of excel chart should be used to track students’ progress on test grades? line column bar pie