This has a lot in it: it’s more of a coven than a WitCH. We couldn’t see what else to do.
As with our recent PoSWW, this WitCH comes from the Logic and Proof chapter of VicMaths, Nelson’s Specialist Mathematics Year 12 text. This is a new VCE topic, for which the summary from VCAA’s study design (Word, idiots) is,
This summary is also given as the prompt of Nelson’s chapter. Then, the extended excerpt here is Nelson’s introduction to the chapter, together with a few of the associated exercises + answers. (The textbook then continues with its coverage of “conjecture” and so forth.)
Readers who lose sight of land may wish to refer to a solid introduction to argument to get their bearings.
2. (a) deductive reasoning, (b) neither, (c) inductive