Which of the following approaches is least concerned with science?

In an experiment with an FD-30 schedule, what does the number 30 indicate?

a) The number of times the subject must respond b) The amount of time between reinforcements c) The average amount of time between reinforcements d) The amount of time the subject must respond

Which of the following describes the typical background and experience for a deaf person today?

a) Alice, who is deaf, was born to deaf parents who taught her ASL. b) Bart, who is deaf, was born to hearing parents who encouraged him to learn ASL. c) David, who is deaf, was born to hearing parents who encouraged him to develop his own version of sign language. d) Cara, who is deaf, was born to deaf parents who encouraged her to learn ASL once she reached her teenage years.