Difference between 'clears' and 'explains'

[Sveta]

English Language Tests, Intermediate level

ESL/EFL Test #20 "Will or Shall?", question 3

I think the best way is to tell you a story that ..........

(a) clears the difference
(b) explains the difference
(c) expounds the difference
(d) exposes the difference

English Language Tests, Intermediate level

ESL/EFL Test #20 "Will or Shall?", answer 3

I think the best way is to tell you a story that explains the difference.

Correct answer: (b) explains the difference

Your answer was: incorrect
I think the best way is to tell you a story that clears the difference.
_________________________

What is the difference between "clears" and "explains" in this sentence?
Thanks

Sveta

[Conchita]

'To explain the difference' is to make the difference clear.

'To clear the difference' is to remove the difference.