Answer:
A. how changing a variable can affect behavior.
Explanation:
An experiment can be defined as an investigation which typically involves the process of manipulating an independent variable (the cause) in order to be able to determine or measure the dependent variable (the effect).
Hence, an experiment can show how changing a variable can affect behavior.
This ultimately implies that, an experiment can be used by scientists to show or demonstrate how a condition causes or gives rise to another i.e cause and effect, influence, behavior, etc in a sample.
It makes the brain become a complex organ.
It's hard to examine brain because it can do multiple things at one time. Even when you are sitting, the brain is sending a signal to your lungs so you can automatically breathe. Many signals sent by brain that vital for life but we didn't aware of.
-A
You wouldn't visit a counsellor for intense medical issues like STDs or cancer.
Answer:
C- General Anxiety Disorder (GAD)
Explanation:
GAD is characterized by intense worry and anxiety about everyday activities, for no proper or reasonable reason. People experiencing GAD, may exhibit cold sweat, headaches, tiredness and so on......