Jos, the sales manager for a software development firm, is working on the problem of increasing sales by using the rational model of decision making. In the first step he identified the problem of his employees needing more training. In the second step he thought of alternative solutions; and in the third step he evaluated alternatives and selected a solution. Jos needs to _____ in the fourth and final step. Question 21 options: do more research to look at types of training select a contingency plan implement and evaluate the training program chosen determine how costly the solution will be