Question

the placebo effect is a real thing!!! how people feel has an effect on their health!!! for this reason when you see, greet, meet people you should..... check all that apply
be mean
kick them
smile
act nice
spit on them
you want to experiment if miracle - grow will increase your tomato crop. what is your dependent variable?
water
whether or not plants get miracle - grow
sunlight
weight or number of tomatoes

Explanation:

The placebo effect shows positive feelings can impact health, so positive - interactions like smiling and acting nice are appropriate. In an experiment, the dependent variable is what is being measured and affected by the independent variable. For a tomato - crop experiment with Miracle - Gro, the number or weight of tomatoes is what is expected to be affected by Miracle - Gro.

Answer:

• For the first part:
• C. smile
• D. act nice
• For the second part:
• D. weight or number of tomatoes