Consider the following historical costs for long - term assets of Adapter Inc. , a company with operations in three regions of the U.S. Gross Book Value at historical cost Year built New England $1,400,000 2012 Southeast $2,000,000 2016 West $2,730,000 2018 At the end of 2020, what is the gross book value of the assets in Southeast region based on current costs based on the following construction cost index by year? 2012 2013 2014 2015 Construction cost index 100 105 110 115 2016 2017 2018 2019 2020 Construction cost index 120 132 141 150 165