Circulation of the circulatory system brings carbon dioxide filled blood to the lungs is called the what

It doesn't state that he washed his hands before or after preparing this poultry. even though he had it in seperate bags the bacteria from the poultry could have entered the vegtables because of a lack of handwashing. so cross-contamination is a very possible answer.   

Try exercising it keep you in good health . also try doing something your really interesting in.