A closed system consists of 4 objects. Initially, object A has a charge of -200 C, object B has a charge of-4 C, object C has a charge of-181 C, and object D has a charge of 161 C. After 92 shave passed, object A has a 1 C charge, object B has a -134 C charge, and object Chas a -162 C charge. How much charge does object D have?.