Answer: Everybody would not have the right knowledge
Explanation: We learn from our teachers so how would we teach them if they suppose to teach us ?
B. Advocacy because theres no research and evidence
Since before recorded history, environmental changes have affected things people value. In consequence, people have migrated or changed their ways of living as polar ice advanced and retreated, endured crop failures or altered their crops when temperature and rainfall patterns changed, and made numerous other adjustments in individual and collective behavior. Until very recently, people have responded to global phenomena as if they were local, have not organized their responses as government policies, and have not been able to respond by deliberately altering the course of the global changes themselves. Things are different now from what they have been for millennia.
Answer:
A. The first sentence describes an event and the second sentence explains an effect of that event
Answer:
The main idea is most people don't know we are in the middle of a bionic revolution.
Supporting detail 1: 220,000 people walk around with cochlear implants
Supporting detail 2: Tens of thousands of people have been implanted with deep brain stimulators
