Fact 1: Astronauts require preserved food for extended flights.

Fact 2: Mostly for reasons of preservation, some food is dehydrated for consumption here on Earth.

Given the two facts above, answer the question "Astronauts require _  food for extended flights" with the following options: 
- moisturized
 - nutrients
 - space travel
 - dehydrated
 - hydration
 - heat energy
 - radiated
 - pressurized


 

    dehydrated     