Then we had only five days left to go. The crunch had come. Suddenly the ocean seemed huge, and our doubts began to grow. Was the Titanic really in our carefully plotted search area? If so, surely something would have shown up on our monitor screens by now. Were we looking in the wrong place? Would we return empty-handed? I began to feel a rising panic.

—Exploring the Titanic,
Robert D. Ballard

Which three words create a mood of gloom and negativity in the passage?

rising
doubts
empty-handed
panic
search