When Billy’s upstairs neighbor wakes up early to take a shower, Billy is typically awakened when the water starts, but then he gets used to the noise and goes back to sleep. In this example, Billy is showing learning through:.a. sensitization. b. conditioning. c. modeling. d. habituation.

chronological thinking is an indispensable tool to structure a historical narrative and to give meaning to a sequence of events. the final section presents the results of a survey to test the chronological thinking of lower secondary school students carried out by the educational research institute.