Millionaire Mode

Which of the following options is the best substitute for the underlined words in statement I?

Directions: In this passage, errors or parts of a sentence, which have been left out, have been underlined. To correct these errors and correctly complete the passage, choose the correct option.
Statement I: Mohit stayed on a farm. It was his duty to carry water into the well to
Statement II: the cowshed, everyday. One day his bucket cracked on its side by carrying
Statement III: the water.  By the time, he had reached the cowshed; half of the water had
Statement IV: drained away. However, it was his favourite blue bucket, _________