How would the accounting equation of Tom's business be affected by the billing of a client for $1,000 for consulting work completed? A. +$1,000 accounts receivable, -$1,000 liabilities B. +$1,000 accounts receivable, +$1,000 liabilities. C. +$1,000 accounts receivable, +$1,000 other assets. D. +$1,000 accounts receivable, +$1,000 owner's equity