Read these three sentences.

Houdini climbed into the crate.
The crate was nailed shut.
The crate was bound with rope.

Which sentence joins the three sentences with the correct coordinating conjunctions?

Group of answer choices

a: Houdini climbed into the crate, which was nailed shut and bound with rope.

B:Houdini climbed into the crate and it was nailed shut, bound with rope.

c :Houdini climbed into the crate since it was nailed shut and bound with rope.

D:Houdini climbed into the crate because it was nailed shut but bound with rope.