I don't know what the choices are since your didn't put them in the question, but what did happen is that Portugal continued to go eastward and develop their new trading empire...
The first alternative is correct (A).
The Enlightenment was an intellectual movement that emerged during the eighteenth century in Europe, which advocated the use of reason (light) against the old regime (darkness) and preached greater economic and political freedom. This movement promoted political, economic and social changes, based on the ideals of freedom, equality and fraternity.
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