What step, if taken, might resolve this issue?

An administrator enables vSphere High Availability (HA) on an existing cluster with a large number of hosts and virtual machines.

The administrator notices that the setup of vSphere HA on some of the hosts is failing.

What step, if taken, might resolve this issue?
A . Increase the value of the config.vpxd.das.electionWaitTimeSec setting.
B . Set the value of vpxd.das.aamMemoryLimit to 256.
C . Set the value of the das.useDefaultIsolationAddress setting to False.
D . Increase the value of the das.iostatsinterval setting.

Answer: A