TASK DEFINITION: In this task, you need to reverse all words of a given length in the sentence. The number of letters in a word determine its length. For example, the length of the word "apple" is 5.
PROBLEM: Sentence: 'a hand is holding an iced doughnut with sprinkles'. Reverse all words of length '1' in the given sentence.

SOLUTION: a hand is holding an iced doughnut with sprinkles

PROBLEM: Sentence: 'a dog sitting in the passenger seat of a vehicle'. Reverse all words of length '9' in the given sentence.

SOLUTION: a dog sitting in the regnessap seat of a vehicle

PROBLEM: Sentence: 'a person standing next to a parked motor bike'. Reverse all words of length '8' in the given sentence.

SOLUTION:
a person gnidnats next to a parked motor bike