A statement that makes clear how something is done or why it exists in its present of past form

Which of the following is an example of soft news?

A) a television reporter appears live from the White House as the president signs a bill into law B) a radio reporter interviews an agricultural lobbyist about a new farm subsidy bill in Congress C) a newspaper publishes a list of tips on how to save on wintertime heating costs D) a television story covers a plane crash

__________ structure our understanding of what is true and what is false.

Fill in the blank(s) with the appropriate word(s).