Because they have work and need to pay
Reduced spending, 24 hour/day contacting council members, improved transport/energy efficiency, lower carbon emissions, increased availability of software, reduced fuel costs, energy efficient households
I think controversial, because things can look fake but sometimes they can look real. i don’t know though.
My choice would be A. It’s not B since “the conflict are” is incorrect. Not C since “they writes” is incorrect. And I believe D is incorrect since “a Nobel Prize winner” doesn’t agree with “are” — you could rewrite it as “The Nobel prize winner IS either Lessing or Gordimer”.