“Due diligence” is a common law defence available to a person accused of a contravention in certain circumstances. In some cases, the defence may be statutory. Describe the defence of due diligence and explain the rationale for the defence.
B. Doctrine as Illustrated in Cases
Briefly discuss R. v. Sault Ste. Marie,  2 SCR 12993 C.R. (3d) 30, 40 C.C.C. (2d) 353, 85 D.L.R. (3d) 161, 21 N.R. 295, and subsequent common law or statutory “due diligence” cases
C. Doctrine as Discussed in Legal Literature
Briefly discuss any recent academic comment on the “due diligence” doctrine
Express your opinion or thoughts on the “due diligence” doctrine