Carbon trading is a mechanism by which companies may purchase the right to pollute over a set period, up to a certain quota, established by the government. In the market-based approach, what's this tool called?
A. Tax break
B. Market-based instrument
C. Market-based quota
D. Property rights instrument

Cherries for sure do doubt   

Many archeologists and anthropologists disagree with dr. thorne's view.  thorne strongly believes that what many calls "homo erectus"  was in fact  homo sapiens,  and that they migrated out of africa almost 2 million years ago and dispersed throughout europe and asia. that's way different  from what scientists have always believed about the evolution of the species.