E is the only answer that sort of nullifies the idea that large companies "must alter more complex operations and spend much more money". If they diversify their markets and products, then they wouldn't necessarily have to alter more complex operations or spend much money.
Hmm, I'm skeptical about this claim. If you operate in the energy/financial/utilities sectors and you have to readjust every of those different operational branches to comply with the new regulation, would it not cost you more than if you operate a small computer store? This also supports the claim that those companies operate on a massive
scale. A is best