Final answer:
The given statement, 'Ms. B. tells the nurse that she smokes a pack of cigarettes a day,' is subjective, as it is based on personal opinions and cannot be independently verified. However, it is an objective fact that smoking cigarettes is addictive and harmful to human health.
Step-by-step explanation:
The given statement, 'Ms. B. tells the nurse that she smokes a pack of cigarettes a day,' is subjective.
Subjective data is based on personal opinions, beliefs, or interpretations, and it is influenced by individual perspectives and experiences. In this case, the information about Ms. B. smoking a pack of cigarettes a day is based on her own claim. It cannot be independently verified without further evidence.
Furthermore, it is important to note that smoking cigarettes has been scientifically proven to be addictive and harmful to human health. This is an objective fact supported by extensive research and evidence.