Q: 18
Refer to the exhibit. 
Refer to the exhibit. Customers report low video quality and delays when having point-to-point telepresence video calls between the two locations. An architect must optimize a design so that traffic follows the same path for egress and ingress traffic flows. Which technique optimizes the design?
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Discussion
C, setting a high metric in area 4 makes both directions prefer the same link. That should help keep the traffic symmetric, which is key for stable video calls. Pretty sure that's what they're after.
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