15. How can these two sentences be combined into one compound sentence?
The dog wanted to jump into the water. The owner wouldn't allow it.
Although the dog wanted to jump into the water, the owner wouldn't allow it.
As the dog wanted to jump into the water, the owner wouldn't allow it.
The dog wanted to jump into the water, but the owner wouldn't allow it
The owner wouldn't allow it: The dog wanted to jump into the water.