3. the first step in using time more efficiently is a. developing a plan. b. limiting recreational activities. c. studying how successful people use time. d. getting to bed earlier.

The answer is A. "Developing a plan."

Before you go through with an action, you have to put careful thought into it. Improving time management skills is not likely to be something that will happen overnight. Therefore, you must come up with some sort of plan to achieve your goal.

answer; ///i do believe that the correct answer is (a); //they are not

since you have not provided the options here i   am going to give you general overview about hormone.hormone are actually the part of endocrine system in our body and produced by the endocrine glands. the hormones act like a chemical messenger   within human body. once produce by the glands they   travel through the blood stream and reach at specific or target tissue and organs   which result in control of our body function. the hormones are specific in their work and work on only the targeted tissue or organ   . with the of hormone endocrine system regulate the heart rate , metabolism, our mood and   growth as well as the development and even the sleeping cycle etc. they actually are the messenger for body cell and organs .