If the accounting department professional services firm promises to provide accounting services to another business, which of the following is INCORRECT about consideration?

a) If the other business promises to pay $100,000 in the future, there is good consideration

b) if nothing is promised in return, there is no good consideration

c) there doesn't need to be consideration for the promise to be enforceable if the promise is contained in a deed

d) if the other business promises $100,000 in the future, there is no good consideration because nothing has been done yet.