A nine-year-old tested professional touch therapists. using a cardboard partition, she held a hand above one of the therapist's hands, and the therapist was asked to identify the hand that was chosen. what type of study is this? what are the variables of interest?

its tr3way you already know

i believe the answer is: returns on investments, no wages

people who belong in upper class society would most likely get there by obtaining multiple source of income, which a certain percentage of ownership for businesses. since most of them are job creator, they would most likely get their money from profit, not wages.

answer; the intervening variable;

answer; (who);