Answer:
(a) It affects expense account.
(b) It affects Revenue account.
(c) It affects expense account.
(d) It affects Expense account.
(e) It affects Dividend account.
(f) It affects Revenue account.
(g) It affects Expense account.
(h) It does not affect stockholders’ equity because purchase of equipment for cash doesn't affect stockholders’ equity.
(i) It affects Common stock account.