The main reason for difference in the manner in which training is delivered to career and volunteer fire departments is that: Group of answer choices volunteer departments need to spend more time training. volunteer departments typically have smaller budgets for training. volunteer staff needs to set aside specific times in the evenings or weekends for training. There is no difference in the way training is delivered.What are the least expensive and most readily available instructional techniques? Group of answer choices Lectures and explanations Simulations Conferences Role-playing