Evan is a world-famous fashion designer. He grew up in a poor family, and his parents didn’t have enough money for him to go to a vocational school. So, he worked in a clothes shop and later found that he was interested in designing bags. Then he started to make bags, and it took him a while to be noticed by some famous people. Now he is world-famous for his bags with the mark of a red heart. Singers and movie stars all can’t wait to have one of his bags in their hands.

■ while 一段時間 mark 標誌

4. What does “one” refer to? ■ refer to 意指
(A) A shop.
(B) A heart.
(C) A bag.
(D) A star.