Conner$$ Sales' total assets and total liabilities increased$$ $$3,400.$ The transaction could have$$ been:

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Part $1$

A$.$

paid the rent for the$$ month, $$3,400.$

B$.$

purchase of supplies for$$ cash, $$3,400.$

C$.$

purchase of supplies for$$ $$3,700$ with a down payment of$$ $$300$ and the remainder on account.

D$.$

None of these answers is correct.