Correct Answer: B
Explanation:
This is the only logical answer. "With the duration" is poor diction.
| Demise: | Law a transfer of an estate by lease, esp. for a fixed period |
| Waning: | to grow gradually less in extent: said esp. of the visible face of the moon during the phases after full moon in which the lighted portion is gradually reduced to a thin crescent on the left
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| Heed: | to pay close attention to; take careful notice of
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