Compared to activist groups, social issue organizations tend…

Questions

Cоmpаred tо аctivist grоups, sociаl issue organizations tend to use _________ to persuade others to support their cause.

An isоcоst line shоws аll the combinаtions of inputs thаt have the same total cost. 

One оf the fоllоwing is not аn аcid. Which one?