Public ownership of natural monopolies ?

Public ownership of natural monopolies ?

A. tends to be inefficient.
B. usually lowers the cost of production dramatically.
C. creates synergies between the newly acquired firm and other government-owned companies.
D. does none of the things described in these answers

In the UK the government ?

In the UK the government ?

A. Bans monopolies
B. Fines all monopolies
C. Prevents firms acquiring more than 25% of the market
D. Has the right to investigate monopolies and will assess each one on its own merits