What is the difference between ending the slave trade and ending slavery?

Which of these statements best describes the ambiguity in this excerpt

The majority of victories and progress made by the women’s suffrage movement in the late 19th and early 20th centuries came from the industrialized north the denizens of the east the american west the reconstructed south

Which of the following had the most significant impact in supporting portugal's e fforts to control the indian ocean spice trade