What is the most important factor that explains differences in living standards across countries? a. the quantity of money b. the level of unemployment c. productivity d. equalit

Jack owns a small home near a school. he doesn't have any children, and doesn't plan on having any in the future. jack is a writer and works out of his home. all of the noise from the playground during the day interrupts jack while he is trying to work. tina, a friend of jack's, also owns a small home. her home is in a quiet, little secluded neighborhood. she has a child that will be entering first grade in the fall and wishes she lived closer to a school. one day, jack asked tina if she would want to exchange homes. is this a possibility? a. yes, a trade of properties (exchange) is possible if the trade involves no financing and the properties are not mortgaged.b. yes, a trade of properties (exchange) is possible if the trade involves no financing.c. no, it is not a possibility. simply "trading" real estate is not recognized under california real estate law.d. none of the above