The annual passenger revenue of a rail transport corporation from the year 2000 to the year 2020 is modeled by the formula R=−20|t−15|+1,010 where R is the annual revenue in million dollars and t is the number of years since 2000. Select all the years where the passenger revenue was $930 million.
A.2011
B.2012
C.2018
D.2019
E.2020