QN1. During the 80s, tools were developed to assist the planning of:a. Production levelsb. Priority planning systemc. Capacity requirementsd. Planning functions AnswerAnswer: :a QN2. Complete the sentence: MRP-II systems provide…a. Information that is useful to all functional areas and encourage cross-functional interaction.b. Information with cost data.c. Information that can be used for other company functions.d….