Describe:

• To provide a detailed account of the certain or salient aspects, characteristics, or features of a subject matter or something seen, heard or experienced.

Explain:

• to clarify something and make it understandable

Dialogue

• Dialogic: According to Bakhtin everything anybody ever says always exists in response to things that have been said before and in anticipation of things that will be said in response

Justify

• show to be right by providing justification or proof 

• show to be reasonable or provide adequate ground for

• defend, explain, clear away, or make excuses for by reasoning