The need for skyscrapers were important because more people were moving to cities so they need more room.
Answer: D: They unified their lands under one religion.
Explanation: When Ferdinand and Isabella got married they unified their two kingdoms resulting in establishing Spain as having one religion which is Catholic.
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The conservative critics of the Affordable Care Act (ACA) think negatively of it and want the states to have more independence with healthcare. Conservative critics want the ACA to be restricted to the elderly. They want freedom in the choice of the healthcare.
Great use with dealing with the spirit world