in 1,9<u>9</u>5,298 the second 9 is in the 10,000 place. After the 9 is a 5, (5 is greater than or equal to 5) which means you have turn everything after 9 into a zero and then add 1 to 9 (= 10)
"To write a novel", is the subject in the infinitive phrase. His ultimate goal is to write a novel. So, "To write a novel" functions as a noun in the sentence. Hence, the answer is A. Noun.
