Tyler is a 16-year-old football player who has an appointment for his sports physical. He had a head hit yesterday while playing with friends, and went to the emergency room. He was discharged with a diagnosis of a concussion. Today he feels dizzy, has noise sensitivity, and had trouble sleeping last night.
Which of the following options is best for the clinician to pursue?

a. Complete a formal Balance Error Scoring System (BESS) and neuropsychologic testing before clearing him to play.
b. Clear him to play, because the emergency room discharged him and these symptoms are normal after a head hit.
c. Clear him to play in a week when his symptoms will subside.
d. Refuse to clear