Answer:
Single Sign-On (SSO) based authentication systems are commonly used in enterprise environments where employees require access to multiple applications/websites of their organizations.
Explanation:
I believe it is
To emphasize that Egyptians even those who are highly educated mistrust social media
The sentence that contains a dangling modifier is C) Looking through the window, the room seemed very large.
It is dangling because we don't know who the participial phrase <em>looking through the window </em>refers to. It certainly doesn't refer to the room, the room wasn't looking through the window.
the answer to your question is A
Answer: But only so an hour
Explanation: