the brake cylinder is bad or the bleeder valve isn't shut all the way.
It is called the Windshield Washer Fluid Resevoir.
most likely the power steering
red fluid is usually transmission fluid. maybe you knocked something loose?
Transmission fluid.
Rear main engine seal or front transmission seals
What color fluid?
You have transmission fluid lines that go to the radiator/front for cooling you must have a leak there
Work needs to be performed. Also depends where it is leaking from. If pan is leaking just drain transmission fluid and install new pan gasket and refill transmission with fluid. If front seal leaking then you will have to pull transmission and replace front seal.
Find where the fluid is coming out and repair/replace it.
Hub seal is leaking
Anti freeze. You need to get that fixed. and fast. Check your coolant fluid levels.
the seal is bad.