The test tube held the remnants of the debris of the experiment. The test tube
Options:
awaits the arrival of Elon Musk's new business, which promises to transport riders via an underground tube at high speeds but has yet to be rigorously tested.
went to the church later that week.
fell down the mountain, since it was unable to ski well.
was cleared of the remnants with filtering.
Answer (0-based option number): 3