Tensions between countries stemming from foreign policy occasionally exist. Among the effects of U.S. foreign policy are unintended problems and over-involvement in other countries.
Foreign policy is widely acknowledged to be important, and it essentially defines a state's approach to other states. On occasion, foreign policy-related tensions between nations exist.
Unintended issues and excessive involvement in other nations are two effects of American foreign policy. A country's foreign policy should protect its territorial integrity as well as the interests of its citizens, both inside and outside the country.
Therefore, option c is correct.
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