The outermost level of Bronfenbrenner's model is the

Thinking types prefer law, dentistry, and medicine

Indicate whether the statement is true or false

Which of the following would be likely to improve the reliability and validity of a measure?

a. Using only one measure to assess the conceptual variable b. Reducing the number of questions on the test c. Using pilot testing to select good questions d. Decreasing the variability of measures