Questions

The organization that created the shared economy is European Union.

Economics deals primarily with the concept of Scarcity and choice. Scarcity is the limited availability of a commodity, which may be in demand in the market. Scarcity also includes an individual's lack of resources to buy commodities.

Emphasize means giving special importance or worth giving attention to in speaking or writing.

Here in the options, Accentuate is most nearly means Emphasize.

August Weismann cut off the tails of mice for 21 successive generations and still they produced generation after generation of only tailed young ones. So he concluded that acquired characters are not inherited.