1. Knife
2. cordage
3. cup
4. LED light (small)
5. E-blanket or E-poncho

Given option of specific choices, I have preferences.
1. 5" K-Bar
2. real para-cord, the more the better 20' is good start.
3. Olicamp cup
4. Photon II Micro-light
5. Heat Sheets E-blanket or E-bag.