Final answer:
The correct statement regarding the foreign policy of the United States is that it can be affected by the spread and severity of disease.
Step-by-step explanation:
The correct statement regarding the foreign policy of the United States is b. It can be affected by the spread and severity of disease.
Foreign policy is the way in which a country interacts with other nations. In the case of the United States, its foreign policy is influenced by various factors including national security, economic interests, and global health concerns. The spread and severity of diseases, such as pandemics, can greatly impact the United States' foreign policy decisions.
For example, the COVID-19 pandemic has had a significant impact on U.S. foreign policy. The United States has implemented travel restrictions, provided aid to other affected countries, and collaborated with international organizations to address the global health crisis. Therefore, the spread and severity of disease can affect and shape the foreign policy of the United States.