I like to get up late,so my ideal school starts at 9 a.m.It finished at 3 P.m.,so we will have lots of time for after-sc

I like to get up late,so my ideal school starts at 9 a.m.It finished at 3 P.m.,so we will have lots of time for after-school activities.There is a big dining hall.
We have an hour for lunch.
We eat lunch and chat there.We can also listen to pop music in the hall.We eat fruit and vegetables every day.
We have Maths every day because I think Maths is very interesting to us.I love computers,so we have Computer Studies every day.We wear school uniforms,but we do not wear ties.The classes are quite small.There are 15 students in each class.
There is a park on one side of our school and a shopping mall on the other.We have a big library with lots of useful books.We also have a tennis court and a swimming pool.
There are lots of clubs and after-school activities.We only have half an hour of homework every day,and we do not do homework at weekends.Every month,we go on a school trip to a museum or a theater.
【小题1】How many hours for lessons are there in my school?
A．Five hours.B．Six hours.
C．Four hours.D．Three hours.
为什么选B?中午还有一小时吃饭……