Sal sends a letter in the U$.$S$.$ Mail offering to sell Keri her rare hamster for $$50.$ Sal's offer states, "you must respond by mail if you wish to accept, your acceptance must be received by October $20$th$."$ Keri sends her acceptance by mail on October $15$th$.$ Through no fault on Keri's or Sal's part, the letter from Keri is not delivered to Sal until October $25$th$.$ Sal now refuses to sell the hamster to Keri, and Keri has sued Sal for breach of contract. Under these facts, Keri should:

win the suit because Sal is dealing in bad faith by not honoring her offer.

win the suit because her acceptance took effect within the duration of the offer.

lose the suit because her acceptance was unconscionable

lose the suit despite the use of the authorized means for communicating her acceptance.