9. What seems to be of most concern to Klipspringer?

Klipspringer was most concerned with retrieving personal items he'd left at Gatsby's home.

“What I called up about was a pair of shoes I left there. I wonder if it’d be too much trouble to have the butler send them on. You see, they’re tennis shoes, and I’m sort of helpless without them. My address is care of B. F. ——”