Chinese Test: What Does “装 (zhuāng)” Mean in Chinese?

Beginner Level 初级 (chūjí)

Conversation:
           Tīngshuō nǐ liàn’ài le?
 Anne:  听说       你 恋爱 了？
           I heard that you are in a relationship.
           Méiyǒu a, shuí shuō de?
Jenny: 没有   啊，谁   说    的？
           No, who told you that?
          Nǐ jiù zhuāng ba.
Anne: 你就   装       吧。
           _______.
 What does “装” mean here?
A. Clothing
B. To pretend to be
C. To adore

Check your answer at

http://resources.echineselearning.com/chinesetest/chinesetest-chinese-316.html?ecl=ptEEEEEEpg081804