In which of the three categories listed on a statement of cash flows would each of the

Question:

In which of the three categories listed on a statement of cash flows would each of the following appear? Also state for each item whether it represents a cash inflow or outflow.
a. Cash purchase of land
b. Cash payment of wages
c. Cash payment of dividends
d. Cash sale of investments
e. Cash proceeds from issuing stock
f. Cash payment of interest