" Vot e Smith for president ! She's the best hope for our futurel " This is an example of which propaganda technique​

A. bandwagon
B. name calling
C. glittering generalities
D. testimonial

C. glittering generalities

Explanation: Hope this helps!!! (ツ)

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).