A Woman with a Traumatic Brain Injury Starts Smoking Marijuana

A woman with a traumatic brain injury starts smoking marijuana regularly. What might occur?

A) Recovery will be slow but almost guaranteed, since medical marijuana is indicated for TBI.
B) Problems of balance, walking, and speaking might be alleviated, but the TBI will still be there.
C) Marijuana use is contraindicated for patients with TBI. She could be endangering her recovery or exacerbating the TBI.
D) Marijuana use is recommended for patients with TBI. She could better control spasticity and enhance her balance and coordination.