Final answer:
In most states, including New Hampshire, individuals can sell their own property without obtaining a real estate license.
Step-by-step explanation:
The correct statement is A. She does not need a real estate license to sell her house by herself. In most states, including New Hampshire, individuals can sell their own property without obtaining a real estate license. However, if she uses a real estate agent to help sell the property, the agent would need to be licensed.