Answer:
D. Stimulants
Explanation:
Dopaminergic stimulants like amphetamine, methamphetamine, cocaine, MDMA, and methylphenidate are euphoriants.
Premier Li Keqiang called for “mass entrepreneurship and innovation” and made it the leading agenda of China's national economic strategy. ... China has grown to become the world's second-largest economy in merely three decades, and entrepreneurship has been identified as a key driver of China's fast growth.
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Just like think of what they have in common and what they don't have in common
D: The United States was meant to stretch from the Atlantic ocean to the Pacific ocean