$1.$ Explaina. PEST analysis $-$ what it means and its general use.b$.$ Identify ONE specific current external trend in each of these dimensions$/$categories facing all industries in Canada and, for each, what an organization could do to either guard against its negative impact, or take advantage of its potential positive impact$\mathrm{.}2.$ Explain:a$.$ The perception $/$ perceptual process was reviewed in the course.b$.$ the $[$categories and specific$]$ factors that influence this process, and perception generally.