Paul's Landscaping purchased $500 of office supplies on credit. The company's policy is to initially record prepaid and unearned items in balance sheet accounts. Which of the following general journal entries will Paul's Landscaping make to record this transaction?

(A) Debit Office supplies expense, $500; credit Cash, $500.
(B) Debit Cash, $500; credit Office supplies, $500
(C) Debit Office supplies, $500; credit Accounts payable, $500
(D) Debit Office supplies, $500; credit Cash, $500
(E) Debit Accounts payable, $500; credit Office supplies, $500

The monthly demand equation for an electric utility company is estimated to be p equals 60 minus left parenthesis 10 superscript negative 5 baseline right parenthesis x, where p is measured in dollars and x is measured in thousands of killowatt-hours. the utility has fixed costs of $3 comma 000 comma 000 per month and variable costs of $32 per 1000 kilowatt-hours of electricity generated, so the cost function is upper c left parenthesis x right parenthesis equals 3 times 10 superscript 6 baseline plus 32 x. (a) find the value of x and the corresponding price for 1000 kilowatt-hours that maximize the utility's profit. (b) suppose that the rising fuel costs increase the utility's variable costs from $32 to $38, so its new cost function is upper c 1 left parenthesis x right parenthesis equals 3 times 10 superscript 6 baseline plus 38 x. should the utility pass all this increase of $6 per thousand kilowatt-hours on to the consumers?