All of the following students are attempting to limit their speech topics except: a. Justin writes the word "Psychology" at the top of a piece of paper. He then draws two lines down and writes "Marriage & Family Counseling" on one, and "Addiction, Abuse, & Trauma Counseling"on the other. b. Geoff writes the word "Rodeos" on a white board and he and three of his friends begin to ask each other different questions about all the different aspects of this sport. c. Daria visits her university library’s website and types in the words "Fly Fishing" to the search directory. d. Jasmine opens up one of her parents’ encyclopedias and starts skimming each entry starting with the letter "A" while taking careful notes of everything that catches her interest.