Answer:
C. The ability to understand and share the feelings of others.
Step-by-step explanation:
A measure of your IQ would be an IQ test, not empathy. B is i incorrect because Sigmund Freud's psychological theory is called psychos**ual development. This is about the stages of personality and s**ual growth. This has nothing to do with empathy. D is incorrect because the ability to manage your emotions is called self control, not empathy. The person who historically introduced it was named Edward Titchner.
Hope this helps! :)