What Would Be the Main Advantage of Smoking Cannabis -

What would be the main advantage of smoking cannabis - versus using Δ⁹-THC alone - for medical purposes?

A) Smoking cannabis may provide additional health benefits beyond those of Δ⁹-THC
B) Smoking cannabis allows users to regulate the dosing
C) Smoking cannabis results in more effective targeting of CB₁ receptors
D) Smoking cannabis yields a euphoric effect not found with Δ⁹-THC alone