Explanation/Reference:
Explanation:
The New-ThrottlingPolicy cmdlet is used to create a non-default user throttling policy.
After you create this policy, you must associate it with specific users.
The ThrottlingPolicyScope parameter specifies the scope of the throttling policy. You can use the following values.
Regular - Specifies a custom policy that applies to specific users.

Organization - Specifies a custom policy that applies to all users in your organization.

Global Reserved for the default throttling policy.

C: Need to establish a New Throttling policy to limit the Exchange ActiveSync connections and that has a regular scope to associate with specific users.
D: Use the Set-ThrottlingPolicyAssociation cmdlet to associate a throttling policy with a specific object. The object can be a user with a mailbox, a user without a mailbox, a contact, or a computer account.