Extra Security deployed at Stations over Terror

The transcript begins with an introduction to etymology, followed by multiple instances of Trần Sơn sharing a video in a Facebook group named Vietnam. The sharing is repeated several times, emphasizing the action of sharing within the group.

Who is introduced in the context of etymology?

• Trần Sơn

• Wolfgang van Wittenberg

• Vietnam

• Facebook Group

What action did Trần Sơn take in the Facebook group Vietnam?

• Posted a photo

• Shared a video

• Sent a message

• Created an event

How many times is Trần Sơn's action mentioned in the transcript?

• Four times

• Three times

• Twice

• Once