III) Use who, which, that or whose to complete each of the sentences

1. Vinh,-----------------is only two and a half, likes to play games on a tablet

2. My tablet,-------------is two years old, still works quite well

3. Personal electronic devices-------------distract students from their class work are banned in most schools

4. Students---------------have smartphones can use them to look up words in an electronic dictionary

5. Some scientists think that children-------------parents allow them to use electronic devices early will have more advantages in the future

6. The laptop-------------------cover is decorated with funny animals belongs to my aunt