There are two financial instruments available in the market with following information

available:

Financial instrument A offers annual payments, in perpetuity, of $1,200.$ Payment starts

in one year$$s time and currently the market price is $11,000.$

Financial instrument B is an annuity that pays $1,200$ per annum for $15$ years with the

first payment due in one year$$s time. The current price of this annuity is $9,200.$

Assuming $10\%$ is the appropriate discount rate in the market, decide which instrument

is worth investing in $($if any$).$ Support your decision by calculation.