Your Friend Asked You to Describe the Grapefruit-Juice Effect, Which

Your friend asked you to describe The Grapefruit-Juice Effect, which statement would you state?

A) Research states that 75% of people taking Grapefruit-Juice only experience a boost in a drug's potency.
B) Taking Grapefruit-Juice can be dangerous because the juice can raise blood concentrations of the drug beyond what the dosage calls for.
C) Taking Grapefruit-Juice can be dangerous because the juice can lower blood concentrations of the drug beyond what the dosage calls for.
D) Research has demonstrated that the Grapefruit-Juice concern has not been proven in clinical studies, despite the concern original published.