According to Luria, the two styles of processing information are Simultaneous and Successive

If you are right-handed, you have more area on the left side of your brain devoted to controlling your right hand

Indicate whether this statement is true or false

Mehmet is conducting a study aimed at improving the problem solving abilities of older adults. Prior to the intervention, all of the participants are given a series of problems to solve and, in the process of trying to solve them, many of the participants refine their approaches to problem solving. As a result, Mehmet's study has a(n) ____ threat

a. history b. maturation c. instrumentation d. testing