A reinforcer that is reinforcing in and of itself is called a ________ reinforcer

When Rip Van Winkle returns to his native village, after 20 years of sleeping in the mountains, he goes immediately to the location of his former house and asks for his wife and children by name. The kind of memory that he is exhibiting is _______

a. procedural memory b. semantic memory c. episodic memory d. eidetic memory

Angela failed to note that she could only find female participants for her research study. This is an example of __________

a) placebo effect. b) experimenter bias. c) gender bias. d) random selection.