In terms of population loss, which resources do the hardest-hit Texas counties have in common?

Suppose you are interested in studying how prior exposure can affect color preference, but you know that color preferences are also a function of ethnic background. You could increase your study's sensitivity by studying only one ethnic group

There is a problem inherent in this approach, which is that a. your results would not be generalizable beyond the ethnic group you studied. b. you would have to use a larger sample to be sure your results were valid. c. you would have to use several levels of prior exposure to be sure you were getting an accurate picture of the relationship between exposure and preference. d. you don't know which ethnic group prefers which colors.

What are some of the advantages the president holds in the arena of foreign policy?

What will be an ideal response?