Suppose all possible investment opportunities in the world are limited to the four stocks list in the table below: Price per Number of Shares Outstanding Stock Share (Millions) Taggart Transcontinental ||$15.60 25 Rearden Metal $13.00 Wyatt Oil $29.25 Nieldon Motors $26.25 26 Suppose that you are holding a market portfolio and you have invested $9,000 in Rearden Metal. The amount that you have invested in Nielson Motors is closest to: 0 $9,000 $10,500 $7,715 O $6,000