Answer:
Option B: It withdrew from Open Door agreements with China.
Explanation:
The Open Door policy was a statement of principles initiated by the United States in 1899 and 1900. It called for protection of equal privileges for all countries trading with China and for the support of Chinese territorial and administrative integrity.
the answer to your question is Mountainous topography.
Answer: <em>A mixed economy may emerge when a government intervenes to disrupt free markets by introducing state-owned enterprises (such as public health or education systems), regulations, subsidies, tariffs, and tax policies.</em>
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