When a person is in isolation, you can the
person by
a. restricting all visitors
b. keeping the door open so the person can see into
the hallway
c. saying "hello" from the doorway often
d. avoiding going into the room

Is this used on a test? ?

Iam not seeing a graph in order to give the correct answer

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.