1. (2022高三上·重庆月考) 听下面一段独白，回答问题。

1. （1） What do we know about Charles?

   A . He complained to data workers. B . He deleted his LinkedIn account. C . He received personally targeted ads.
3. （2） Why did Charles pull himself off most social media?

   A . He was concerned about his privacy. B . He was an anti-technology pioneer. C . He was annoyed by subscription fees.
5. （3） What is the scariest thing happening to your digital self?

   A . Your location's being tracked. B . Your account's being closed. C . Your password's being stolen.
7. （4） What problem is the text mainly focused on?

   A . Online crimes. B . Data collection. C . Too many ads.