Refer to the exhibit. You have a non-Cisco switch that is not communicating properly while connected to the distribution-layer Cisco switching fabric.<br /> Which two best-practice actions can you take to overcome this problem? ()(Choose two.)<br /> <img src="https://nimg.ppkao.com/2018-07/yuanhao/2018073115220243252.jpg?sign=0db84b9c811ae1a702ab56f7355e6b90&t=62d1d072" />
A、Turn off MST (802.1s) on all switches.
B、Turn on MST (802.1s) on all switches.
C、Turn on RSTP (802.1w) on all switches.
D、Turn off RSTP (802.1w) on all switches.