The answer to
this is b , your welcome
Answer:
try from the 3rd floor and each odd floor till N/2 floor... Go to the top floor of any building. Drop the egg from a miniscule distance from the floor near your feet. You've dropped the egg from the top floor, and you've not broken it.
Explanation:
Pangaea would be you answer.
I believe the basement is the best answer
Hope this helps!