How is British Telecom behavior in monopoly in price to influence people?

Q1:Q1. I am:

Q2:Q2. Could you choose the age range you are in ?

Q3:Q3. How many times do you change the operators before ?

Q4:Q4. Do you know the operators in the U.K. below? You can choose more than one.

Q5:Q5. British telecom is the biggest telecommunication facilities in UK.

Q6:Q6. Do you use British telecom? If not, please name of your producer.

Q7:Q7. Is it easy to switch from British Telecom to other provider ?

Q8:Q8. Do you think British Telecom has the cheapest package against other companies including Lebara, Vodafone, Orange, and 3.

Q9:Q9. Do you know British Telecom including many areas of technology, such as, phone, TV, network…

Q10:Q10. If the price of British telecom has increase a little bit ( e.g. 1 pound extra for British telecom), will you still choose it? explain why…

Q11:Q11. There is the view that "the state-owned monopoly exists interference of fair competition" in the market economy of UK country, whether you agree with this opinion.

Q12:Q12. What do you think the most effective method to avoid monopoly ? You can choose more than one.