A cousin has asked you to help determine if he is showing signs of substance abuse. Which of the following are warning signs that you can show him to encourage his effort to become healthy? Decline in grooming, sudden mood changes, and extreme changes in sleep or appetite Increased attentiveness, bloodshot eyes, and participation in extracurricular activities Taking on new jobs, secretive behaviors, increased physical activity, and nosebleeds Unusual smells on clothes or breath, consistent moods, and intense effort at school or work