What are Katy Janda’s words mainly about?
A、The importance of changing building users,habits.
B、The necessity of making a careful building design.
C、The variety of consumption patterns of building users.
D、The role of technology in improving energy efficiency.
A、The importance of changing building users,habits.
B、The necessity of making a careful building design.
C、The variety of consumption patterns of building users.
D、The role of technology in improving energy efficiency.