Is this a question or a statement?
I suggest you should get a career rather than a job. It sounds better and should help you focus on that something
Answer:
All of them.
Explanation:
For considering the annuity formula we can determinate all the proposed factor:

C represent II the amount of each cash flow
r = represent the discopunt rate
while time or "n" represent the numebr of cashflow we have to calcualte the present value.
The timing refer wether the payment are made at the beginning or end of the period.
When made at the beginning it is an annuity-due
and the (1+r) factor multiplies the previous formula to represent the addtional period of capitalization each cashflow has or the one period less to discount for each cashflwo in cases of prresent value.
Answer: discloses contribution margin in the body of the statement.
Explanation:
The Cost Volume Profit (CVP) income statement is made to better show the influence of variable costs and fixed costs on income. It as well shows the effects that changing costs and production volume can have on the income.
Although it shows the same income as a traditional income statement, the format is different in that the contribution margin is included in the statement and the costs and revenue per unit are shown as well.