Answer:
B: Polyermase Chain Reaction
Explanation:
PCR is when we take a segment of DNA and multiply it! We can see that the number of DNA segments are increasing therefore it is PCR. Hope this helps!
The correct answer is the Marketing Era. Marketing Era is
also known as the Evolution of Marketing, this is the era where it was believed
that marketing has evolved and started to progress towards the five known phases
of evolution, since the beginning of marketing. The concept of branding started
during the Marketing Evolution, because the Marketing Evolution was the start
of the new style of marketing.
