What is the commitment shown to a cause or a vision despite encountering problems and obstacles known as?

During a brainstorming session, the following items were suggested as potential topics. Which

one(s) should be recorded? A) dog food in heaven B) white bond paper C) Intergalactic Command D) all of the above

PR practitioners who want to represent political candidates must know the following, EXCEPT:

a. The candidate's position on various issues facing his potential constituents b. Must be acutely aware of public opinion. c. Must have experience working in government d. Must be familiar with the demographics of the potential constituents