Step 1: Understanding the sentences.
We are asked to fill in the blanks with the correct prepositions from the given options. Let's go through each sentence:
1. "The bird flew from the nest." The appropriate preposition here is "away," as we say the bird flew "away from" the nest.
2. "The delivery boy from Swiggy stood the entrance." The suitable preposition here is "near," as we say someone stood "near" the entrance.
3. "After finishing their dinner, they gathered the campfire." The correct preposition is "around," as people gather "around" a campfire.
Step 2: Analyzing the options.
- (A) over: This doesn't work in any sentence.
- (B) away: Correct for sentence 1.
- (C) across: This doesn't fit the context of any sentence.
- (D) near: Correct for sentence 2.
- (E) around: Correct for sentence 3.
- (F) under: This doesn't fit any sentence.
Step 3: Conclusion.
The correct sequence of prepositions is: \[ \boxed{E, D, A} \]
