Answer:
ok ok! Think of lunch, how does it normally look? What would banning it change? Why do they want it to be that way? is it beneficial? What do they hope to achieve? If you need further help chat me up!!
Answer: Question 1 is A. C is wrong because without much notice would be informal. B is wrong because posting it on the newspaper it would be visible to everyone even people you don't know.
Question 2 The answer would be B because Madrid is the largest city in Spain. Answer A and C is wrong because both of them are true.
Question 3 the answer is B. Sorry I can't give an explanation I have to go. Let me know if these answers are correct.
Explanation: