I believe your answer is d. Derek is hungry or needs to have his diaper changed.
Option c could be correct but option d seems more likely
I hope this is the answer you're looking for and good luck.
Animals expel energy to keep warm
It can be the example of all kinds of sickness
Otomycosis is an ear infection that is commonly found in tropical countries. This infection is on the outer eat canals. This infection can be look at as having inflammation, discharge, scaling, or anything else that caused any discomfort to your eye. This infection can be treated with some antifungal ear drops.
Best of Luck!