What is the second sentence in this paragraph an example of in 2002, americans consumed nearly 98 quadrillion btus (british thermal units) of energy, about one million btus per day for every man, woman, and child. fortunately, our investments in energy-efficient technologies have begun to have an effect. although our economy has grown by 126 percent since 1972, our energy use has increased by only 30 percent.
a. factual evidence
b. transitional argument
c. statistical inference
d. informed opinion