It Has Become ________, Since Uniform Standards Defining Environmentally Responsible

It has become ________, since uniform standards defining environmentally responsible company actions are rapidly being incorporated into our legal landscape.

A) more and more difficult for firms to make "green" claims when their actions are not substantive or even true
B) increasingly easy for firms to get away with placing "green" terminology on their products without any oversight
C) customary for firms to use terms like "organic," "green," or "earth-friendly" when their products don't warrant it
D) more common for consumers to be cynical about corporate environmental claims
E) impossible for firms to omit "green" terminology from their labels