The correct answer is:
A. The odd collection of guests.
B. The lack of detail about the haunted room experiment.
D. The scene in the bedroom when the picture “haunts” the narrator.
F. The breakfast scene, when the narrator is revealed as the man who saw the ghost.
H. The host’s explanation, which promises to reveal the purpose of the story.
Irving uses these 5 things to build suspense in the story.

The answer is Complex sentence
I think the answer is, "While you load the washing machine, I'll load the dryer."
Dilation is a transformation that does not produce a congruent image.
When the dilation factor is greater than 1, the resultant figure is bigger than original.
When the dilation factor is less than 1, the resultant figure is shorter than original.
Dilation, then causes enlargement or contraction, which, of course, do not produce a congruent image with the original one.