When Home Depot entered the Quebec market, two percent of the population was aware of the retail chain. To determine how effective its advertising was in the first 18 months of its presence in the Canadian province, it conducted awareness research for a second time. Prior to conducting the research, it was decided that if at least 50 percent of the population were aware of the Home Depot brand that it would continue its present advertising program. This 50% threshold is an example of a(n)a. objective. b. constraint. c. Experimental researchd. measure of success. e. Exploratory research