Answer: I suck at drawing but i tried, i only had a pen so thats why its a little messy.
We need more info, I am unable to find any pattern to this question.
I'm positive that the following is correct:
<u>Doug</u> creates simulations of geologic formations. - <u>scientific illustrator</u>
<u>Elaine</u> designs plastic molds to model human body parts. - <u>sculptor</u>
<u>Greg</u> developed a simulation of an error in a surgical procedure. - <u>medical illustrator</u>