How to Ace FYLSE/1996 J Q3

Outline
D operates a drug delivery service and A, B, and C are the deliverers. A wasn't told but discovered, B suspected of but was indifferent to and C had no knowledge of the drug delivery service. They are charged with sales and transportation of heroin and conspiracy to transport heroin.

Sales and transportation

 * Intent

Conspiracy

 * Overt act

Sales and transportation

 * May knowledge
 * No Intent

Conspiracy

 * No overt act

Sales and transportation

 * No knowledge
 * No Intent

Conspiracy

 * No overt act