The Reuters Institute Digital News Report $2020$ included the following image showing news sources and access in the United States from $2013$ to $2020.$

news.PNG

a$.$ If you want to compare the percent of people who get their news on social media from $2013$ to $2020,$ should you use percent change or change in percentage points to compare the numbers?

percent change

b$.$ Which source of news saw an increase in the percent of people who use that platform from $2013$ to $2020?$

Social media

c$.$ What was the increase for your answer in part b$?$

increase of $78$ percent