A nutritionist is investigating the effects of eating oatmeal for breakfast. He asks all of his participants to eat about 350 calories for breakfast every day for six months. He assigns the experimental group to eat oatmeal with honey. He asks the control group to eat anything other than oatmeal and honey. He then tests their blood levels for cholesterol and other substances.

A) eating oatmeal
B) eating honey
C) eating 350 calories for breakfast
D) eating breakfast

B. eating honey

Explanation:

a confounding variable is eating honey for breakfast. This is an extraneous or extra variable in the experiment, which can adversely affect the effects of oatmeal for breakfast. Introduction of honey as an extra variable can ruin an experiment and the expected results, as apart from oatmeal, honey will also produce it's effects, which will wrongly be attributed to oatmeal.

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; american middle class;