What are the characteristics of an effective research question? It is a broad question that can relate to several topics and be supported by a claim. It is a focused question that defines the topic and supports a writer's personal viewpoint. It is a general question that ties other topics together and can be supported with evidence. It is a clear, concise question that is directly related to the topic and answerable through research.

It is a focused question that defines the topic and supports a writer's personal

It is a clear, concise question that is directly related to the topic and answerable through research.

Explanation

a good research question must  Researchable and focused, Feasible to answer, Specific and straight to the topic to be addressed, Complex and Relevant to the study as it serves as a guide to your research paper or thesis. it must be very clear, concise, arguable and direct

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the factors that the economies of the muslim empires prosper were:

1- land trade routes-located between three continents  

2- sea trade routes

trade contributed to the spread of muslim empires, and with that islamic culture led to a growing feeling of internationalism resulted in the transfer of technology, science, and other cultural forms.