Who is the speaker in “Money” by Reginald Gibbons? What effect does Gibbons achieve by using this speaker?

the following key ideas correctly express the key sentence.

restate key idea: most people can learn to swim in ten short lessons.

restate key idea: the majority of water-accident victims require mouth-to-mouth breathing.

restate key idea: an empty, tightly closed gallon jug will support a tired swimmer.  

restate key idea: first aid is to prevent accidents as well as assist in rescue.

explanation: the key idea needs to have the same topic as the key sentence (drowning and safety).

the emperor is made to look inferior next to faustus's power.

i would need the available options to be listed to give you an answer.