The answer is B. It's negative. There is sarcasm in the author saying, "on second thought, maybe we're better off not knowing"
Alice Gerstenberg (1885-1972) was an American playwright, actress and activist. Gerstenberg was known for her experimental dramas exploring feminist themes. In this one-act drama, a woman hosting a dinner party encounters unforeseen obstacles.
The word choices create a reflective and solemn tone—- encouraging the reader to think about old age and loss… it is melancholy and sad to think about what will not be any more.