The following is an internationally recognized and accepted unit system: O All of the above O MKS O FPS O SI A thermometer acting as a first-order system is initially at a temperature of 35-C and is then suddenly subjected to a temperature of 110-C. After 8 s the thermometer indicates a temperature of 75-C. the 90 percent rise time for the thermometer is: 4.174 sec O 14.174 sec 24.174 sec O 29.174 sec