2The following three mutually exclusive alternatives are being considered for investment. Using a analysis period and an interest rate of 9%, select thebest possible investment. Use of present worth analysis is required. Alternative Initial Cost Benefits X$2,500 $275 at the end of year 1 and increasing at the rate S65 per year from year Y $1,300 $525 at the end of year I and decreasing S35 per year thereafter Z S5,000 790 at the end of every year with a salvage value of $900 2 through year 9 and none in year 10