Animal diseases have the power to evolve to be able to effect humans in the future. Also testing the disease and knowing how it works may be better than finding out from a human and allowing it to spread.
Answer: to express his gratitude for all the people who helped him after he arrived in New York
Explanation:
I took the test
<span>2. He was quite young, wonderfully handsome, extremely agreeable, and, to crown the whole, he meant to be at the next assembly with a large party. (Nothing could be more delightful! To be fond of dancing was a certain step towards falling in love; and very lively hopes of Mr. Bingley's heart were entertained). "If I can but see one of my daughters happily settled at Netherfield," said Mrs. Bennet to her husband, "and all the others equally well married, I shall have nothing to wish for."</span>