Using credible sources and an interesting introduction will give you good structure an attention getter internal credibility external credibility

The correct answer here is D that is external credibility.

Credibility first comprises of two components: the first component is subjective and the other component is objective. They are parts of the believability of something like a source or a message. The external credibility relies on proof that is in this case credible sources which provide you with both the proof and authority that those proofs have been researched and documented, or generally correct or not fabricated.

Alright so, i got your question but not the rights listed below. can you tell me them? ( somebody don't delete this i'm just asking ; -; )