What can be summed up from the passage?A.Never has a child started learning map-reading at
What can be summed up from the passage?
A.Never has a child started learning map-reading at the age of two.
B.By using maps of familiar areas children can learn map-reading easily.
C.Three-year-old is the best time for a child to learn map-reading.
D.Children should start learning map-reading.