I believe the answer is Adjective Clause because some signal words that give away that it could be an Adjective Clause is THAT, Which, Who, Whom, and Whose. And the word "That" is part of the underlined section, correct?
Answer:
I think abiding.
Explanation:
I don't know why. It is just a guess
The Ghost of the Christmas present is referring to the approximately 1800 Christmases that have come and gone since the birth of Christ, culminating up to the point where the story is told.
Watching the scene performed was a completely different experience from reading it. The performance emphasizes the body language and facial expressions of the actors as a means of conveying meaning. These elements are missing from the text of the scene and must be imagined by the reader.