Answer:
The main offenders in terms of greenhouse gas emissions are the buildings we live in and the buildings we work in.
Explanation:
Greenhouse emissions are drastically blamed on transportation because the link is obvious and immediate however the main offenders in terms of greenhouse gas emissions are actually the buildings where we live and work. New buildings in major U.S. cities nowadays must be self-sustainable to some degree.
Nullification, in United States constitutional history, is a legal theory that a state has the right to nullify, or invalidate, any federal law which that state has deemed unconstitutional. So the best answer among the following choices is letter C. Southern senator Calhoun and Hayne argued that Congress could not pass laws that favored one region of the country over another.
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Half of all marriages end in divorce.
The gap between richer and poorer Americans has grown.
Fewer adults are marrying.
Non-traditional family structures have become more common.
Contemporary family is marked by diversity. The new modern family arrangements allow for various configurations. The present complexity around the family issue is repeatedly pointed out in the bibliography; a single concept is insufficient to cover it, several configurations are possible.
