The answer would be A. to record. "To" is always part of an infinitive.
Answer:
Tobacco use is the single largest preventable cause of disease and death in the United States.1 Since 2009, FDA has regulated cigarettes, smokeless, and roll-your-own tobacco. FDA finalized a rule, effective August 8, 2016, to regulate all tobacco products. For background information on this milestone in consumer protection,
Explanation:
They allow readers to multitask