Which sentence from the sample introduction is part of
the Controversy or argument?
A. 1. Tidal energy is a renewable energy
source powered by the natural rise and fall
of ocean tides...
B. 2. Participants of the renewable energy
community debate the best way to use
tidal energy; some...
C. 3. Many years of analysis prove tidal
energy should be the sole renewable
resource used because...

What is the most significant effect of waverly's two names? a. they allow her to be able to tell whether an american or chinese friend is calling her name based on which one she uses. b. they allow her to switch her identities like a double agent when she switches names. c. they distinguish between her two cultures and cause her to feel conflicted at times between her american and chinese selves. d. they distinguish between her family name and her official government papers name.