(f) A Patreon doner has given you $300 to hire some temporary help that you may use to speed up the project. However, you can only crash some activities. Specifically, you have 3 options: (1) you can reduce the duration of activity B by two hours for $150; (2) you can reduce Activity G by one hour for $125; or (3) you can reduce Activity C by two hours for $160. So long as you do not spend more than $300, you can also combine these options. Which of these crashing options or combination of options should you choose to execute