help on 21 and 22 please

QUESTION 21 John Pemberton creates a new home sode machine. John brands his new home soda machine Home So. John also drats the operating marudd for its use. John can obtain trademark protection for O a. the name by the "newness of the sodo machine. c. the soda machine d. the operating manual QUESTION 22 Jessie Ventura owes Verizon Wireless $1200. Ventura agrees to pay Verizon 5500 in le of the original 51200 debt, and Version accepts Setting a camby the debtor offering to pay less than the creditor claims to be owed is an example of a. a release b. promissory estoppel fraudulent misrepresentation d. an accord and satisfaction