Answer:
He had to learn basic first aid
Step-by-step explanation:
He has to host a talk therapy session ❌
He has to earn a medical degree ❌
He had to learn basic first aid: because as a first responder first step is to assess the situation to ensure the scene of safety✔️
He have to get certified in EMDR(Eye movement Desensitization and Reprocessing) therapy ❌