Can we draw the following hypothesis from the context (see options)? 

Context:

How to organize a surprise birthday celebration picture revealing party<br>Determine a date, time and place for the picture revealing party. Ask your honoree and party organizers to reserve the date. The ideal timing might be a week or two after the birthday celebration.

Hypothesis: A revealing party is  sometimes a surprise birthday celebration.
Possible answers: [i] Yes; [ii] It's impossible to say; [iii] No;