Final answer:
The two sentences that best develop the central idea of the passage are about leaving a small footprint on the land and the importance of projects, hobbies, and goals.
Step-by-step explanation:
The two sentences from the passage that best develop the central idea of the passage, 'a tiny house leads to a bigger life' are:
- both domestic and commercial. Other buildings like tiny houses are created to leave as small a footprint on the land as possible, as well as being more affordable for an expanding population with shrinking resources for housing.
- the importance of projects, hobbies, and goals; appreciation of people and environment; the stigma surrounding homelessness; and reflection on life before and after housing.