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Answer:
Penelope's choice of contest — one that only Odysseus could win — supports the suspicion that she is aware of the beggar/Odysseus's real identity. When the beggar/Odysseus asks for an unofficial chance at the bow, Penelope immediately counters Antinous' objection. Dismissing the idea that the guest would claim her as his bride, she responds that by giving the wandering stranger a shot she is simply being hospitable. Of course, the beggar would not claim her for his bride; Odysseus would not have to.
Explanation:
B) The daily work continued; nay, it actually increased;
Something that is happening on a consistent basis. It also gives the feeling that it is work to make it persistent. In option B, the statement "daily work" indicates that something is done daily which supports the idea of persistent. The sentence containing the line "The daily work continued; nay, it actually increased" also includes the description "with an astonishing pertinacity." Pertinacity means persistent determination. The brain failing and life slipping away does not show any persistent determination. Also, the statement that she inquired with acute anxiety does not how any persistent determination.