People use light therapy to treat seasonal affective disorder (SAD), which is depression related to shorter days and reduced sunlight exposure during the fall and winter months. Most people with SAD feel better after they use light therapy.
I think you did some activity where you kept track of your heart rate and based on your knowledge of the circulatory and respiratory system you need to explain how your heart rate changed and why your heart rate changed.
Scared that nobody will believe them,some ppl can get so much mental abuse from this that they think they deserve it etc.
hope this helps you !!
Pituitary gland is what I believe it is called!
C/ depression or A/ ephoria
i think is C