What type of information is best represented by a chart

A line chart or line graph is a type of chart which displays information as a series of data points called 'markers' connected by straight line segments. Some of the best uses involve measurements where a scatter-chart is not enough and other types of charts/graphs fail in other ways.

answer; ///(b) it is composed of four protein chains and four heme groups;

i'd say that the moon rock is about 2.2 billion years old.