Marque a alternativa correta: 1- I saw someone applying their...

Marque a alternativa correta:1- I saw someone applying their make-up they were driving!
a.( ) while
b.( ) so

2- Emma really enjoys knitting, Mary who hates it!
a.( ) while
b.( ) unlike

3- I went to the park I went to the shops.
a.( ) because
b.( ) then

4- I thought the documentary was interesting. , I would have liked to see more interviews.
a.( ) Nevertheless
b.( )Because