Answer to Question 1
C
Explanation: MRI stands for magnetic resonance imaging.
Answer to Question 2
A
Explanation: Construct the term utilizing the information provided: angi/o, blood vessel, and -gram, a record or image (the X-ray film). The other terms are eliminated by noting some of their word parts: electr/o is electrical current, ech/o is sound, and ausculto in Latin is listen.