Question

if a starter is bad, the core is read to identify what information?
oil soaked
fractures or loose connections
improper installation
all of the above

Explanation:

An oil - soaked starter can cause issues. Fractures or loose connections in a starter are signs of problems. Improper installation can also make a starter bad. All these are things to look for when a starter is malfunctioning.

Answer:

D. All of the above