$1.$ Business Properties, Inc. $($BPI$),$ offers to sell a warehouse to Corporate Investments. Corporate says that it will pay BPI $$100$ to hold the offer open for three business days. This

a$.$ creates an illegal contract by adding a clause to BPI's offer.

b$.$ makes the offer irrevocable for three days if BPI accepts.

c$.$ negates BPI's offer by changing the price term.

d$.$ voids BPI's offer by extending the time term.

$2.$ Sunshine Cell Phone Company offers to buy a laser printer, with a case of paper and an extra cartridge, from Office Products, Inc. $($OPI$),$ for $$200.$ Paul, OPI's representative, says, "Okay, but no paper and no extra cartridge." Paul has

a$.$ accepted the offer.

b$.$ made a counteroffer without rejecting the offer.

c$.$ rejected the offer and made a counteroffer.

d$.$ rejected the offer without making a counteroffer.

$3.$ Retail Investment Company offers to sell a certain mall to Shopping Stores, Inc., if it accepts before $10$ a$.$m$.$ Monday. A contract is formed if Shopping Stores' acceptance is received

a$.$ any time on Monday.

b$.$ before $10a.m.$ Monday.

c$.$ before $11$ a$.$m$.$ Monday.

d$.$ within twenty$-$four hours of $10$ a$.$m$.$ Monday.

$4.$ Shelby offers to make digital copies of Relay Company's business conference videotapes, CDs$,$ DVDs$,$ and other media for $$500.$ Under the mailbox rule and the Uniform Electronic Transactions Act $($UETA$),$ Relay's acceptance by e$-$mail will be considered effective when

a$.$ received.

b$.$ sent.

c$.$ followed up by a confirmation letter sent by regular mail.

d$.$ composed on a Relay computer.

$5.$ Triple$-$D Cinemas promises to pay Shakir $$1,000$ to repair and clean its marquee. The act of doing this work is

a$.$ not consideration because its performance is a preexisting duty.

b$.$ not consideration because its exchange is not a bargain.

c$.$ consideration.

d$.$ not consideration because its value is legally insufficient.

$6.$ Braxton questions whether there is consideration for his contract with Tawny to exchange his accounting services for her payment of a certain amount. To constitute consideration, there must be

a$.$ a payment of money.

b$.$ a performance of services.

c$.$ a bargained$-$for exchange.

d$.$ detrimental reliance.