The answer is The Pony Express was invaluable during the national crisis.
Pony Express started in the 1800s when three men had put up a mail delivery system that would reach from Midwest to California. The design of the system connected a number of over one hundred stations, each almost two hundred forty miles long, across the country. It had given a needed service but it was never quite the financial success it was envisioned to be.
The answer seems to be <span>D) reflecting upon the joys of love.</span>
D, a thesaurus. Thesauruses are used for finding synonyms for words. I hope this helps!
