Read the following article and answer the question by choosing from the options.

Those forty - five seconds seemed like hours as I cautiously watched the bowl spin round and round , guarding my prized bowl of breakfast . Then began the countdown . 10 ... 9 ... 8 ... 7 I could feel my heart bounce up to my throat and back down again with every passing second , even my breathing seemed to be coordinated with the timer on the microwave .

What may be the reason for them reacting as they are about food ?
OPT: + They have never seen a microwave before .. + They are sick .. + They are very hungry .. + None of the above choices .....A:
They are very hungry .