Which appeal is the best example of ethos? A. As a practicing physician, I know this new treatment works.
B. Only traitors and troublemakers would vote for the senator.
C. Thanks to these policies, there are now 70,000 new jobs.
D. My opponent is a threat to your safety and your children.

U

  i think you forgot to put the options but if your reffering to this question then your answer will be "b"  a. add "to" to the base form to create an adjective.b. when the subject of a sentence is singular, add "–s" to the base form.c. add "–ed" to irregular base forms to form the past participle.d. do not use a base form with plural subjects

True! this to clear up any confusion and makes questions or instructions clearer.