Read the passage.

excerpt from "A Ghost Story" in Sketches New and Old by Mark Twain

…Once more that steady pull began, and once more I lay torpid a century of dragging seconds till my breast was naked again. At last I roused my energies and snatched the covers back to their place and held them with a strong grip. I waited. By and by I felt a faint tug, and took a fresh grip. The tug strengthened to a steady strain—it grew stronger and stronger. My hold parted, and for the third time the blankets slid away.…
How do the words a century of dragging seconds enhance the tone of this passage?

They develop an annoyed tone as the speaker is eager for things to move more quickly.

They develop an anticipatory tone as the speaker cannot wait for what happens next.

They explain how slowly time seems to pass, emphasizing the terrified tone.

They explain that the speaker is growing impatient, creating a frustrated tone.