Although a frame relay connection is established in much the same way that a T$1$ connection is$,$ which of the following is an important distinction between the two technologies?

Group of answer choices

Frame relay is point to point, whereas T$1$ uses virtual circuits.

T$1$ uses point to point, while frame relay makes use of virtual circuits.

T$1$ connections are established using CSU$/$DSUs$.$ Frame relay connections require a VPN service on the remote node.

T$1$ data traffic must all be transmitted in clear text, while frame relay encrypts data automatically and is more secure$.$