What Spurred the British Parliament to Repeal the Tea Act

What spurred the British Parliament to repeal the Tea Act in 1778?

A) The British East India Tea Company had resurged and the American market was no longer needed.
B) British tea merchants finally succeeded in convincing members of Parliament that they needed the American market.
C) The British blockade of the Atlantic coast prevented trade and the Tea Act was no longer necessary.
D) Parliament hoped it would aid Britain's efforts to seek a negotiated peace with the Continental Congress.