Answer:
She wants to make Colonel Willbough that she is innocent.
Step-by-step explanation:
There is a small situation in the story in which Elinor finds herself in. In fact, here innocence is at stake and she has to do all that she can within her means to save herself from an exploding situation. In this plot, she is wiling, as part of her innocence, to forgo her marriage so that everything will be resolved in an amicable manner. The true test comes when a letter from her mother arrives unexpectedly and than Elinor has to decide that they all will have to wait for further advice from the mother. The Colonel Brandon calls and checks and Marianne does all her best to avoid her. Eventually, he speaks to Elinor and makes known to her her intentions.