Question: Which of the following factors should be considered when determining the size of a cluster of instruction? Group of answer choices Age level of learners, complexity of material, management support, whether the activity can be varied, amount of time required Age level of learners, complexity of material, type of learning taking place, training resources, amount of time required The performance context, complexity of material, type of learning taking place, whether the activity can be varied, amount of time required Age level of learners, complexity of material, type of learning taking place, whether the activity can be varied, training context Age level of learners, complexity of material, type of learning taking place, whether the activity can be varied, amount of time required