The correct answer is A.) electric sewing machine
Electric sewing machines replaced hand sewing and made it so that cloth could be produced at a faster rate than ever before.
The answer to this question is Puerto Rico.
<span>Spain lost many of its colonies and retained Florida, Cuba,
and Puerto Rico that made the Spanish empire the largest empire in the world.
Spain established these colonies to make most of the countries to be converted
to the religion of Christianity and to conquest and to extract gold.</span>
Explanation:
Getting someone who stand in your favour
The main reason was to prevent communism in Vietnam Also to Help reduce the french influence towards Vietnam. Hope this helps!