Preference would be the logical answer. It could not be population (the number of residents in a selected area) or climate (an area's weather). Preference means your personal choice.
Answer:
Confucianism impacted Ancient Chinese in numerous ways and for a very large part of Ancient Chinese history. Confucianism brought a stability into a country which had been effected in many ways from previous changeovers in dynasties. Confucius made another impact on society by creating a school
Electricity and Heat Production (25% of 2010 global greenhouse gas emissions): The burning of coal, natural gas, and oil for electricity and heat is the largest single source of global greenhouse gas emissions.