Final answer:
Real estate salespersons' licenses in NH expire 2 years from the date of issuance of the license.
Step-by-step explanation:
The correct answer is C. 2 years from the date of issuance of the license. In New Hampshire, real estate salespersons' licenses expire 2 years from the date of issuance. This means that the license is valid for 2 years from the day it was issued. After that, the licensee needs to renew their license to continue practicing as a real estate salesperson.