Final answer:
Airbnb is the on-demand service company focused on lodging, which connects hosts and travelers for the rental of properties.
Step-by-step explanation:
The on-demand service company focused on lodging mentioned in your question is C) Airbnb. Airbnb is an online platform that allows people to list, find, and rent lodging around the world. It connects hosts who want to rent out their properties with travelers who are looking for accommodations. Unlike traditional hotels, Airbnb's business model is based on the sharing economy, where people share their resources such as homes or apartments for a short period.