In passage 2 one weakness of the Berkeley study is that the researchers A. Focused on power fade instead of energy capacity fade.
B. Looked at battery performance beyond the “end of life” threshold.
C. Used one type of electric vehicle to generalize about all electric vehicles.
D. Relied only on U. S drivers.

The answer is most likely d

The one that best portrays the theme of "there was a child went forth" is the process of becoming. the ceaseless procedure of getting to be is at the core of the lyric. we progress toward becoming something or develop into something and this is the way toward getting to be, of progress and improvement. the interpenetration of the tyke's cognizance and physical marvels has appeared in this ballad, is one of the basic components of whitman's idea.