More than that, it infused the nation with a commitment to far horizons and new frontiers, and thereby kept the pioneer spirit of American life, the spirit of equality and of hope, always alive and strong.

"Incomplete question.

Explanation:

Here's the full question;

B.DIRECTIONS: Change each compound or complex sentence below into a pair of shorter sentences. Use correct punctuation. You may add words if necessary.

1.More than that, it infused the nation with a commitment to far horizons and new frontiers, and thereby kept the pioneer spirit of American life, the spirit of equality and of hope, always alive and strong.

The shorter sentence could read;

"Furthermore, the nation's commitment went to new landscapes, resulting in an increased spirit of hope and equality of American life."

explanation:

the answer to your question is d because the clause conveys the tone of the man in the excerpt, which is arrogant and cocky. hope that .