Well first of all who is your favorite celebrity?
Then find some research and look up interesting facts you did not know about.
1 - b - Excel is a computer program, so it'd be Software
2 - a - Process of elimination, haven't heard of the term 'peopleware' before.
3 - d - A joystick accepts input from a user to interact with a computer. ex. Flight Simulators
4 - c - A monitor will display (or output) an image based on what is received from the computer.
Well actually it affects her credit. Home owners would not want to sell a house to someone who doesn't pay bills on time. It shows he/she is unreliable
D. each table must depend on the entire foreing key