Context: We are visiting with my in - laws now ( a propos nothing ) and we went out for lunch today . I took Akiva down to use the bathroom , and we discovered a mural on the wall ( where else ? ! ) consisting of a mermaid and other assorted nautical items .

Question: Why did they go out for lunch ?
Options:
0. Because the writer discovered a mural on the wall .
1. Because the mural consisted of a mermaid and other nautical items .
2. None of the above choices .
3. Because they enjoy each other 's company .
Answer: 3