My guess would be C; because your family road trips are annual (once a year) meaning there would multiple to discuss, while all other options are single-time events.
Hope this helps!
My guess would be d. previously, because it's talking about early cars.
Answer:
People are or seem to be difficult because they are layered, behind each of their actions and behaviours there are a hundred reasons
I think it might be not lady like i hope this helps