1). I'd like to find at where my grandparents were born. (b)

2). The driver got into his van and drove away. (c)

3). When I was tidying my room, I came across some old school photos. (a)

4). The last scene in the play was too violent to get past the censors. (b)

5). We got lost in the city centre so it was very late when we got back to our hotel. (c)