Where should a student look for relevant sources when conducting research for an academic paper?

Responses
A Random social media posts by individuals sharing personal opinions on the topic.Random social media posts by individuals sharing personal opinions on the topic.
B Wikipedia articles edited by anonymous users with varying degrees of expertise.Wikipedia articles edited by anonymous users with varying degrees of expertise.
C Peer-reviewed scholarly journals containing articles written by experts and subjected to rigorous review processes.Peer-reviewed scholarly journals containing articles written by experts and subjected to rigorous review processes.
D Online forums where users discuss their personal experiences without citing credible sources.

C Peer-reviewed scholarly journals containing articles written by experts and subjected to rigorous review processes.