Smith Incsends a Letter Dated August 1 to Cervaille Stores,offering to to Sell

Smith Inc.sends a letter dated August 1 to Cervaille Stores,offering to sell 20 table lamps to Cervaille Stores at $80 each.Cervaille Stores provides a consideration of $160 to Smith Inc.to keep the offer open for at least two weeks.In the second week of August,Smith Inc.receives an offer from Shine Retailers Inc.to purchase the table lamps at a price of $85 each.Can Smith withdraw its offer made to Cervaille Stores?

A) Smith cannot withdraw its offer as the agreement is in the form of an option.
B) Smith cannot withdraw its offer since the doctrine of promissory estoppel is applicable.
C) Smith can withdraw its offer as the offer was simply an invitation to negotiate.
D) Smith cannot withdraw its offer as this is a firm offer.
E) Smith can withdraw its offer as the consideration makes it enforceable as a property transfer.