Read the excerpt from Pilgrim at Tinker Creek. I had been kneeling on the island grass; when the unrecognizable flap of frog skin settled on the creek bottom, swaying, I stood up and brushed the knees of my pants. I couldn't catch my breath...

Which answer best describes how the phrase I couldn't catch my breath affects this excerpt?

It creates a tone of calmness and hope.

It creates a tone of appreciation and gratitude.

It conveys a tone of shock and surprise.

It conveys a tone of repulsion and fear.