Read the sentence from the passage.

"Nobel's interests ranged from poetry to chemistry, and he was involved
in numerous scientific and entrepreneurial endeavors.

(paragraph 1.)
What does the use of the word "entrepreneurial" in this sentence suggest
about Nobel?

A He was a mentor to young people.

(B He volunteered his time to help others.

C He made money by pursuing business opportunities.

D. He invented many things over the course of his lifetime.