Vivian and Leah walked down the alley that connected their school to the library. Leah suddenly stopped walking when she noticed a small kitten moving in the dark. Vivian squealed with delight as Leah picked up a small orange ball of fur.

Which set of sentences could replace the underlined sentence to increase the story’s pace the most?

Leah jumped. "A kitten!" she exclaimed.

Suddenly, Leah felt a rush of excitement. She had spotted a tiny kitten in the alley.

Leah stopped. “I found a kitten!” She couldn’t believe her luck.

Suddenly, Leah came to a halt. She could see a kitten in the alley

"Look, a kitten!" Leah exclaimed, bending down to pick it up.

Leah's eyes widened as she spotted a small kitten in the dark alley.

Leah gasped. "A kitten!" She quickly scooped it up into her arms.

Leah's heart raced as she saw the tiny kitten moving in the dark alley.