MCQOPTIONS
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| 1. |
Woollen clothes keep us more warm than cotton clothes because: |
| A. | They are produced from very thin fibre. |
| B. | They have a greater bulk and trap more air. |
| C. | They do not absorb air. |
| D. | They are obtained from animals living in deserts. |
| E. | None of these |
| Answer» C. They do not absorb air. | |