Which of the Following Is the Mandate Put Forth by the Author

Which of the following is the mandate put forth by the author of Chapter 5 to proponents of existentialism?

A) There is a need for a revision of the basic tenets of existential therapy.
B) Proponents need to become politically active to get existential therapy recognized by third-party payers as a viable treatment option.
C) All proponents need to make a commitment to acquiring at least 40 hours of continuing education in the next ten years.
D) Existential therapists need to increase the impact of the approach by offering more group interventions based upon the principles of existential therapy.
E) Proponents need to do more to educate counselors and potential clients to the merits of existential therapy.