Which of these sentences is punctuated correctly? (Illuminate) (1point)

Although the rafters felt nervous about the rapids, the guide believed that they were safe, so they were reassured.

Although the rafters felt nervous about the rapids, the guide believed that it was safe, so they were reassured.

Although the rafters felt nervous about the rapids, the guide believed that they were safe, so they were reassured

Although the rafters felt nervous about the rapids the guide believed that they were safe so they were reassured.

The sentence that is punctuated correctly is: Although the rafters felt nervous about the rapids, the guide believed that they were safe, so they were reassured.