challenge 3 help?

Challenge 3: Our master schedule for end item Gamma calls for arrival quantities of 200 units in Weeks 2 and 5. Entering the schedule horizon, there are 100 units of Gamma in inventory. Booked orders for Gamma are as follows: 5 6 Week Booked Orders 1 80 2 40 3 10 4 0 0 O Suppose we receive the following customer requests (in order): Request AAA BBB DDD EEE Quantity/Timing 50 units/Week 2 40 units/Week 3 25 units/Week 1 10 units/Week 1 10 units/Week 1 Assuming that a customer order must be either accepted "as is" or rejected, which (if any) of these orders must be rejected