The correct answer is Equity
Equity securities are those that provide you with a steady income. Investments work so that when you invest money, you get an income from the company based on your investment. This is why it's an equity security and not a debt security.
Answer:
A (As far as my knowledge goes, I might be wrong)
Explanation:
A. Trade was increased, so this is the right answer
B. The European Christians did not win the Holy Land from the Muslims, so this is the wrong answer
C. Although art and music was inspired by the Crusades, it's subjective, and I'm assuming this isn't multiple choice.
D. The crusades was a fight over religion, this isn't even possible
That business cycle would be Expansion
Hope this helps
What topic? Can you give more information?