It was quite beautiful inside . The church is mostly made of sandstone which is different from lots of other churches in the area . It requires a lot of maintenance since the weather causes pieces to crack from time to time .

Choices:
[I] They would have to use a different material than sandstone for the pieces ..
[II] They would fall off the church because of the weather ..
[III] None of the above choices ..
[IV] They would have to close the church when there is bad weather ..
Q: What would happen if they stopped the maintenance on sandstone pieces ?
[II]