Which sentence must be revised to eliminate the preposition at the end? If no one answers the door, then please let yourself in.
The top steps are fine, but be careful of the slippery stairs below.
Where are Katelyn and Ella walking to?
Do you know what Naveen was talking about?

i think sylvia like her but she not trying to show it and i think rainbow will forgive her.

explanation:

“there are three different methods of direction observation with intervention: parrticipant observation structured observation and field experiments . “ hope this

i would believe it would be b., the author wants to draw the reader deeper into the experience