Which statements best describeSubscription Blades? $($Select all that apply$)$

Service blades include features like IPS, URL Filtering, and Application Control.

Licenses for subscription blades do not expire.

Subscription blades include both the software subscription and a Support Services Contract

Subscription blades are licensed and renewed for a set period, usually $1,2,$ or $3$ years.

Subscription blades are permanent and do not require renewal.