Answer:
the study of the structure, reaction, and composition of different kinds of substances
Explanation:

Answer:
I am guessing those are options so,the answer is digital scale fitness band(:
Answer:
B
Explanation:
Abstinence. This means no sexual intercourse at all. And without sexual intercourse, pregnancy cannot occur.
Hi !
Answer:
<em>Hormonal methods include an implant, an intrauterine device (IUD), injections, pills, a vaginal ring, and a skin patch.</em>