Consider the following information and answer questions based on it. 
Five people P. Q, R, S and T visit an office on certain days of a week. They work as a plumber, carpenter, cook, electrician and doctor in random order. A person pursues only one profession and visits the office only one day in the week.
1. The plumber visits office every Monday. 
2. P is an electrician who comes neither on Tuesday nor Thursday. 
3. T is a carpenter and R is not plumber. 
4. The person who visits the office on Thursday is not a doctor. 
5. S works on a Tuesday and T works on the following day.