What was the estimated length of the Ark of the Covenant, according to the measurements given in the Bible?

A 2.5 cubits long, 1.5 cubits wide, and 1.5 cubits high B 3 cubits long, 2 cubits wide, and 2 cubits high C 4 cubits long, 2.5 cubits wide, and 2.5 cubits high D 5 cubits long, 3 cubits wide, and 3 cubits high