plase check if answes are correct. thank you in advance!

Question 1 Stocks present the debt obligations (financial liabilities) of firms. O True False Question 7 It really makes little difference whether you start retirement savings at age 25 or at age 45. True False Question 8 8 8 Based on the Life Cycle Theory of Savings, one should match consumption path as close to his/her own income path as possible. True O False Question 10 A stream of fixed cash flows that continues forever is called O a growing annuity O an annuity O a perpetuity O a lump sum O a growing perpetuity