Choose the option that best combines the given sentences.
I spent four hours at the mall. I couldn’t find anything worth buying.
1
In spite of spending four hours at the mall, but I couldn’t find anything worth buying.
2
I spent four hours at the mall but couldn’t find anything worth buying.
3
I spent four hours at the mall so couldn’t find anything worth buying.
4
Although I spent four hours at the super stores, but I couldn’t find anything worth buying.