Which two statements about using the CHAP authentication mechanism in a PPP link are true? (Choose two.)

A medium-sized travel business executes a digital strategy with a focus on building brand awareness for its new travel package. The advertiser runs a 4-cell Brand Lift test comparing the Engagement objective against other objectives. Assume the following results:

What strategy is most efficient to achieve the KPI?

Refer to the exhibit.

Given the output shown from this Cisco Catalyst 2950, what is the reason that interface
FastEthernet 0/10 is not the root port for VLAN 2?

An advertiser is running an A/B test on Facebook with the goal of finding whether creative strategy A or B achieves the most conversions. What is the null hypothesis of this test design?

What does a router do if it has no EIGRP feasible successor route to a destination network and the successor route to that destination network is in active status?