A 17-year-old Hispanic male is brought to the ER in custody. Police picked him up after they found him staggering down the sidewalk. He is laughing uncontrollably throughout the exam and demonstrates...

A 17-year-old Hispanic male is brought to the ER in custody. Police picked him up after they found him staggering down the sidewalk. He is laughing uncontrollably throughout the exam and demonstrates impaired memory and coordination. His other symptoms include sensory distortion and increased appetite. He is likely suffering from intoxication of which drug?

A. Marijuana

B. Barbiturates

C. Alcohol

D. Opioid