A. Wrapping it in cotton wool
B. painting it black
C. Placing it in a vacuum
D. Placing it on rubber supports
E. Keeping it in a closed wooden box
Correct Answer:
Option B – painting it black
A. Wrapping it in cotton wool
B. painting it black
C. Placing it in a vacuum
D. Placing it on rubber supports
E. Keeping it in a closed wooden box
Correct Answer:
Option B – painting it black
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