[单项选择]Paper was first made in the year 105A.D.(公元). It was made by a man named Ts’ai Lun. He lived in China.
For over 500 years paper was made only in China. People in Japan learned of paper around the year 600. As years went by, people in other places began to make paper.
The lead (铅) pencil is not made of lead. It is made of graphite (石墨). People found graphite in 1564. They thought it was a kind of lead. Today we still call pencils "lead pencils".
The first Wooden (木头) pencils were made by Kasper Faber. In 1761 he started making pencils in Germany (德国). Erasers (橡皮) like those we use today were first made in 1752. They were made in France by a man named Magellan. A man named Hyman L. Lipman first put erasers on the ends of pencils. And that is how the pencil came to be now.
Why does people call pencil the "lead pencil"
[A] Because pencil is made of lead.
[B] Because people made a mistake.
[C] There is no reason.