Not really an academic question, but I need help.

Symptoms on depression & bipolar.

Manic episodes may include symptoms such as high energy, reduced need for sleep, and loss of touch with reality. Depressive episodes may include symptoms such as low energy, low motivation, and loss of interest in daily activities. Mood episodes last days to months at a time and may also be associated with suicidal thoughts. but many people experience Mood: mood swings, sadness, elevated mood, anger, anxiety, apathy, apprehension, euphoria, general discontent, guilt, hopelessness, loss of interest, or loss of interest or pleasure in activities

Behavioral: irritability, risk taking behaviors, disorganized behavior, aggression, agitation, crying, excess desire for sex, hyperactivity, impulsivity, restlessness, or self-harm

Cognitive: unwanted thoughts, delusion, lack of concentration, racing thoughts, slowness in activity, or false belief of superiority

Psychological: depression, manic episode, agitated depression, or paranoia

Weight: weight gain or weight loss

Sleep: difficulty falling asleep or excess sleepiness

Also common: fatigue or rapid and frenzied speaking

Explanation:

answer; /// i believe that the correct answer is (c); ///when the lungs expand, they fill with air from the atmosphere;