一道阅读里的一道题.Many thousands of children have serious accidents

一道阅读里的一道题.
Many thousands of children have serious accidents in their homes.Some children are so badly hurt that they even die.
The most common accidents are with fire and hot water.Small children often touch pots of boiling water.The pot falls over and the hot water falls on the children and burns them.Some children like to play with fire.They enjoy striking matches or throwing things on a fire to make them burn.If a fire gets too big,it gets out of control.Then the house catches fire.It is very dangerous to play with matches.
Some kinds of clothing burn very easily.Many children have been badly burnt because they have stood too near a fire and their clothing has suddenly burst into flames.Though fire and hot water cause most accidents in the home,many children cut themselves with knives.Some are made very ill from taking their parents’ medicine.
There is only one good way to prevent accidents in the home.Keep children away from anything that is dangerous.
The passage is mainly about advice on_____________
A.how to teach children
B.how to control the firein our homes
C.how to prevent the accidents a home
D.how to control the children in our homes