A machine costs $1000 has a three-year life and has anestimated salvage value of

A machine costs $1000 has a three-year life and has anestimated salvage value of $100. It will generate after-tax annualcash flows (ACF) of $600 a year starting next year. If yourrequired rate of return for the project is 10% what is the NPV ofthis investment? (Round your answerwer to the nearest $10.)A. $570 B. $900 C. -$150D. $490