Which conclusion is supported by the information in the graph? A. The cost of producing a kilowatt of power with a fuel cell will be less than $30 in 2015.

B. Fuel cell cars are unlikely to be affordable in the near future.

C. The rate of emissions is decreasing because of inexpensive fuel cell technology.

D. The environment is unlikely to improve as a result of cheap fuel cell technology.

120,630,890

step-by-step explanation:

110+10=120,620+10=630,880+10=890

periodic trends is an atom that gets larger as the number of electronic shells increase, the radius of atoms increases as you go down a certain group in the periodic table of elements. in general, the size of an atom will decrease as you move from left to right of a certain period.

c-14 is carbon-14, or radiocarbon.   it is a radioactive isotope of carbon with an atomic nucleus containing 6 protons and 8 neutrons.