What is the most important item right now?
Of course, you will have to breath. And don't worry about the weight, on the moon it's just 17 lb. because of the smaller gravity. What's next?
Exactly, you will have to compensate liquid loss. What now?
Important for navigation. What else do you need most?
Correct, you will need energy.
Of course, that enables you to communicate with the mothership, however only over shorter ranges.
Right, that rope really usefull for e.g. pulling equipment, climbing or tying injured together.
You will need that in case of an emergency. What else would you take?
The parachute can be taken as protection from the sun, as there is no atmosphere.
Correct, the CO2 can be used as impellent. What's next?
Can be used to get the mothership's or other astronauts' attention. What would you chose next?
Correct, not for shooting possible attackers, but as possible means of self-propulsion.
Yes, that's additional food you might need.
Correct, actually you will not need that, only if you move to the dark side of the moon. But right where you are, there is plenty of sun.
The magnetic field of the moon is not polarized, so the compass is quite useless for navigation.
Correct, that's the most worthless item of all: there's no oxygen on the moon to sustain combustion.