A flag moves with the breeze on a typical sunny day, as depicted below. At which of the given time the flag must be blowing? 

• In the given figure, the flag is blowing towards the land. That means the wind must be directed from the sea towards the land.
• We already know that the sea breeze blows during the day from the sea towards the land.
• Therefore, the flag must be blowing during the daytime.

Hence 12:00PM is the correct choice among the given options.