When an offer has lapsed, the offeree can no longer accept it even if he is unaware that it has lapsed; it has become void and no longer exist. An offer may lapse in any of the following ways, except?

A$.$ When the offeree fails to accept within a time specified in the offer.

B$.$ When the offeree fails to accept within a reasonable time, if the offer has not specified any time limit$.$

C$.$ When either of the parties dies or becomes insane prior to acceptance.

D$.$ When either of the parties dies or becomes bankrupt prior to acceptance.