this question is incomplete but I have added The Answer options to your question
a) He does not have a hypothesis.
b) He only has one group. He has not established a comparison
c) He has not measured an outcome.
d) The groups were not equal to begin with.
Answer:
b) He only has one group. He has not established a comparison
Explanation:
A randomized controlled experiment can be defined as an experiment that has two groups which it randomly assigns participants to.
These two groups are:
1.) the experimental group and
2.) The controlled group on whom the study is being performed.
Now Alberti does not have any of these groups we have listed. He performed the testing on the same people before they consumed alcohol and after they consumed alcohol. Therefore this study was not comparative in nature.
Answer:
d. Okinawans consume more vegetables but fewer calories.
Explanation:
Okinawan diet is the reason behind their long and healthy life. Their carbohydrate to protein ratio in diet is 10:1; which is opposite to the US population who eat more protein and less carbohydrate. A low protein and high carbohydrate diet protect from ageing related illnesses such as Alzheimer, cancer and cardiovascular disease.
Ensure that reproduction occurs early in stress filled environment
Endurance is the answer i think you're looking for.
Answer:
Yes I do.
Explanation:
Stretching improves our overall health because when you haven't exercised or moved around in a long time, your muscles stiffen, your knees hurt, and your neck hurts, so stretching from time to time can help move your muscles a little bit and it's like the easier version of exercising, especially if you're an older person, stretching can help strengthen your muscles and body and you can stretch instead of exercising, which would take more energy than what you have.
