From what I can see C would be the best answer
<span>Technological advancement.
With the likes of social media platforms like tweeter and facebook and specialist tech websites like techcrunch. The news of a new product will always spread virally especially if the product serves a niche purpose and it's relevant to solve a particular need that the market have been wanting for a long time. So, with improved technology that we have today, the news of new technology spreads easily.</span>
Uni- having a single legislative chamber
Bi- having two branches or chambers
