Answer:
a. Increase in accounts payable
Identification: O+
b. Payment of dividends
Identification: F-
c. Decrease in accrued liabilities
Identification: O-
d. Issuance of common stock
Identification: F+
e. Gain on sale of building
Identification: O-
f. Loss on sale of land
Identification: O+
g. Depreciation expense
Identification: O+
h. Increase in inventory
Identification: O-
i. Decrease in accounts receivable
Identification: O+
j. Purchase of equipment
Identification: I-