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| Expansion tanks when used in a ships hot water heating system may be of the open or closed type. In a closed type system, what would be the normal temperature range of the water? |
| A) 260°F to 280°F |
| B) 320°F to 360°F |
| C) 180°F to 212°F |
| D) 220°F to 240°F |
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