Some teratogens have a threshold effect whereby they are virtually harmless until exposure reaches a certain level

Zondra wakes up in the middle of the night and realizes that her house is on fire. The house is full of family and friends who gathered to celebrate her birthday. She only has time to save one person

According to evolutionary psychologists, who will she be most apt to save? a. her best friend b. her cousin c. her grandmother d. her brother

A clinical psychologist gains permission from his clients for a student-in-training to sit in on the therapy sessions, observe the therapist's and the clients' behaviors, and take minimal notes

However, the therapist realizes that the clients' behaviors often differ from previous sessions. This is an example of a) the Hawthorne Effect b) situation sampling. c) a selective deposit. d) interobserver reliability.