tion $21$

October $14,$ Stephens sent Thomas a letter offering to sell Thomas a mansion for $$1,150,000.$ On October $15,$ Thomas replied by mailing a letter agreeing to buy

$$1,000,000.$ Stephens did not reply to Thomas. Do Stephens and Thomas have a binding contract?

a$.$ Yes, because silence constitutes

b$.$ Yes because under the mailbox rule acceptance takes

c$.$ No$,$ there is no contract between

d$.$ Both a

acceptance.

effect when received.

the parties.