Answer:
Last option.
Explanation:
The graph is attached.
In the image we can observe that all green arrows are point towards the exit. So the right answer is the last one.
<em>Go out through the door, turn right and proceed to the emergency exit at the end of the hall</em>
Answer:
nausea and vomitting and blood in his stool
The answer would be A (Endocrine-Nervous)
Hope this helps!