“Tis going, and it strikes well and hearty; but the hour-hand won’t do nuthin but point at six”

The third option is the correct answer.

Explanation:

The words underlined in the text above show how the watch worked well when it needed to ring at certain times. For this reason, the words indicate that the watch sounded healthy, although the hand did not work correctly, as we can see in the sentences after the underlined sentence.