Answer:
The Correct Answer is A
an International effort
Explanation:
The International reply to terrorism has been a global effort.
Not restricted trough the United Nations, the answer to terrorism has been an international effort in which most nations of the world are knowledgeable of the significance of blocking attacks and share information with other nations about potential terrorist organizations. Not only the United States has been the target of terrorist attacks.
European countries such as India, Germany, France, and the United Kingdom have had terrorist attacks and they know how tough it is to block the assaults and maintain national security inside their borders. That is why the global reply to terrorism has been an international effort and continues to be that way to prevent more attacks.