There are 3 factors which are; temperature, pressure and concentration.
The answer to this question is A
ANSWER: The 6 Science Process Skills
Observing. This is the most basic skill in science. ...
Communicating. It is important to be able to share our experiences. ...
Classifying. After making observations it is important to notice similarities, differences, and group objects according to a purpose. ...
Inferring. ...
Measuring. ...
Predicting.
Answer:c) reduced stress about stds
Explanation: