What's Article 5 of the NATO treaty? A. An attack against one member would be considered an attack against all the members.
B. The smallest countries must pay more to be members of NATO.
C. Nuclear weapons may be used if the Soviet Union overthrows any democracy.
D. Any country challenging the United States can't be a member of NATO.
PLEASE HELP!

Correct answer is A. An attack against one member would be considered an attack against all the members.

Explanation:

A is correct answer as it is the only article that has been mentioned here. All other options are not related to the NATO treaty. This article was put into motion for example after the attacks on United States in 2001.

All other answers are not correct as they are not connected in any way with the creation of NATO.

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explanation: