Answer: B. Biofeedback 
Explanation: I searched it up on g-o-o-g-l-e and it made sense 
 
        
             
        
        
        
All of these but the nosebleeds seem correct, but something much stronger like cocaine can cause nosebleeds.
But if you want just ONE answer 'impaired memory and learning' seems like the best one to pick because that is one of the most noticeable signs of marijuana use.
This website talks about the symptoms of use, I trust its accuracy:
https://www.webmd.com/mental-health/addiction/marijuana-use-and-its-effects#1
        
                    
             
        
        
        
Answer:
Explanation:Dissatisfaction with body image and unhealthy eating behaviors are important issues for adolescent girls. Many young women believe that they are overweight and want to weigh less.
Several cross-sectional studies have reported a positive association between exposure to beauty and fashion magazines and an increased level of weight concerns or eating disorder symptoms in girls.
A study of the relationship between media and eating disorders among undergraduate college students found that media exposure predicted disordered eating symptomatically, drive for thinness, body dissatisfaction and ineffectiveness in women, and endorsement of personal thinness and dieting in men.
In a cross-sectional survey of 548 girls from grades 5 to 12, participants self-reported the frequency of reading fashion magazines, and attitudes and behaviors, including dieting and exercise.
 
        
             
        
        
        
Quadriceps. ...Hamstrings. ...Gluteus maximus. ...Calves. ...
        
             
        
        
        
Answer:
1. Pharmacology is the study of medicines
2. Pharmacology is the use of drugs to relieve suffering.
Explanation:
Both these statements refer to pharmacology and therapeutics. Pharmacology is the study of mechanisms of actions of different drugs and their absorption and assimilation in the body. These drugs are used as a therapy to relieve suffering of humans. Hence, the statements given by students does not only explained the study of drugs but their therapeutic functions also.