The correct answer is respectability.
The correct answer is (B) respectability; conformity to established standards of good or proper conduct; correctness of manners, behavior, or morals; rightness or appropriateness to the circumstances; suitability to the purpose.
Propriety comes from Middle English propriete, French propriété (property)
Examples of use:
- In the interests of propriety, take her home before midnight.
- If you wish to live here, you will have to observe the proprieties.