【单选题】
Network topology exhibit：<br /> <img src="https://nimg.ppkao.com/2018-07/gelingxia/2018073017560593487.jpg?sign=23d4019ddad3d3d527c7b59e7536e0a5&t=62d2f0d2" /><br /> Interface VLAN 101 exhibit： <br /> <img src="https://nimg.ppkao.com/2018-07/gelingxia/2018073017555817851.jpg?sign=4a5b0fbac3389129ac8a5a51d32368b1&t=62d2f0d2" /><br /> Interface VLAN 102 exhibit：<br /> <img src="https://nimg.ppkao.com/2018-07/gelingxia/2018073017562261034.jpg?sign=afc24cf36ce8214ee5a05c5ab74ba05e&t=62d2f0d2" /> <br /> Interface VLAN 104 exhibit：<br /> <img src="https://nimg.ppkao.com/2018-07/gelingxia/2018073017563219600.jpg?sign=c592cdfbd2a4db503135d6be7b29b009&t=62d2f0d2" /><br /> Interface VLAN 105 exhibit：<br /> <img src="https://nimg.ppkao.com/2018-07/gelingxia/2018073017564185965.jpg?sign=2d73574557e167034d17b372c1d523b4&t=62d2f0d2" /><br /> You work as a network technician at. You&ens
A、On 1， disable preempt
B、On 1， decrease the priority value to a value less than 190 and greater than 150
C、On 2， increase the priority value to a value greater 241 and less than 249
D、On 2， increase the decrement value in the track command to a value greater than 10 and less than 50.
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