Making numerical information easier to grasp is the reason for using?

a. a graphic
b. exspository writing
c. technical language
d. a photograph

A. a graphic

A graphic such as a graph or a chart can help make numerical information easier to understand. Being able to see growth or decline or a comparison across different data sets can be very useful to the reader. Sometimes numerical data is better shown in the form of a graphic rather than just a list of numbers.

the author is showing that it is the insatisfaction of basic needs that brings about the protests such as the strikes.if workers do not earn enough to buy food and feed their families and themselves in order to continue working, what is the use of working? besides, another message from the author is that of the owners of factories should be worried about ensuring their furure by having a second and third generation of workers in their industries.if they do not hear the workers demands, they will not have any more workers to make their pockets full.

you didn't list the options but im guessing it's resolving contradictions