Answer:
What 4-letter word can be written forward, backward or upside down, and can still be read from left to right?
It is something you make after you've weighed your options.
What was the first man made invention that could see through a wall?
I look at you, you look at me, I raise my right, you raise your left
What cleans as it gets dirty only to get clean the more you use it?
Some women don't like to be called that, yet every woman wants one. It cries and makes a lot of noise, but smiles and gurgles when you give it toys.