The statement that explained the effect that french imperialism in Vietnam had on Southeast Asia is B:It led to the conquering of other Southeast Asian countries.
- The French colonial empire can be regarded as a strong empire which encompass overseas colonies as well as protectorates and mandate territories.
- The declaration of French Empire was done by Napoleon in 1804, however this has effect on Southeast Asia because this aid the conquering of other Southeast Asian countries. They were all under the French rule started around 16th century onward.
Therefore option B is correct.
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