Please answer the following questions

Suppose that Jennifer agrees to purchase Ben's car for $10,000. Jennifer's payment of $10,000 is the _____ Ben will receive for his car. O invitation to negotiate offer C forbearance conditional offer considerationKim's Convenience Store tells Nina that if she would supply five shipments of soda by Friday, the company will consider making Nina its sole soda supplier. This is an example of O promissory estoppel O an illusory promise O a preexisting duty O commercial impracticability past considerationEllen and Oprah were discussing that Ellen was ready to sell her computer console and video games. Ellen said she wanted $750. Oprah said that was a good price, and Ellen said she would send her an email confirming their conversation. Later that night, Ellen sent Oprah an email offer to sell the computer console and video games; however, she accidentally typed $570 instead of $750. Oprah replied, "I'll take it for $570." Is this a valid contract? No, since Oprah knew or had reason to know of Ellen's mistake No, since this is a case of mutual mistake O No, since this is a case of an innocent misrepresentation O No, since this case involves duress Yes, since Oprah agreed to the offerCain is negotiating a contract with Abel. He becomes angry that Abel will not agree to the proposed contract terms. Cain threatens Abel with a criminal lawsuit claiming that he knew Abel did not pay his taxes last year and is therefore a tax evader. This is an example of duress O negligent misrepresentation criminal recklessness O fraud O undue influence