11.카페에서 뭘 주문할지 고민하면서 줄을 서서 기다리고 있었어

I was waiting in line at a cafe, struggle to decide what to order.

I was waiting in line at a cafe, struggling to decide what ti order.

I was waiting in line at a cafe, struggle to decide what to order.

I was waiting in line at a cafe, struggling to decide what to order.