Life’s most perplexing questions

OK, just tell me this ...

 

If "con" is the opposite of "pro," does that mean that "Congress" is the opposite of "progress"?

 

Why are they called “apartments” when they are all stuck together?

Why do doctors call what they do “practice”?

Why do they sterilize the needle for lethal injections?

Why don't sheep shrink when it rains?

Why is lemon juice made with artificial flavor, and dishwashing liquid made with real lemons?

Why is the man who invests all your money called a broker?

Why is the time of day with the slowest traffic called rush hour?