________ Frequent and diligent hand washing provides the first defense against the spread of disease and should be done often

The abdominal ____________________ runs down the left side of the vertebral column from the diaphragm down to approximately the level of the second or third lumbar vertebrae.

Fill in the blank(s) with the appropriate word(s).

In recent years, those who study sports and socialization have tended to use research methods that emphasize

A. statistical analysis of data collected from large samples of people. B. measurable personality changes among athletes. C. qualitative data that provide detailed descriptions of sport experiences. D. data collected through surveys, questionnaires, and historical records.