Engine: Refrigeration AC

1. A Cargo hold moisture content is increased by supplying relatively humid air from the outside and exhausting relatively dry air to the outside.
2. B Cargo hold moisture content is reduced by supplying relatively humid air from the outside and exhausting relatively dry air to the outside.
3. C Cargo hold moisture content is increased by supplying relatively dry air from the outside and exhausting relatively humid air to the outside.
4. D Cargo hold moisture content is reduced by supplying relatively dry air from the outside and exhausting relatively humid air to the outside.

Tip: press A-D to answer