Answer: Diagree
Explanation: Familiarity this is having a good knowledge about something, knowing that thing well. Examples
1. When you drive you familiarise yourself with the route, what this means is you get to know the route more.
1. Cooking, people tend to have a good knowledge of meals they cooked.
Propriety this is having the right moral behaviours or actions. Example.
1. It's is advisable to not drink while driving, this are right and moral behaviours exhibit by the driver for his Safety and that of other users.
From the above it is clear that familiarity and propriety have different meanings, while one is about is having the knowledge or knowing how to do things. The other tells about how to act.