I need 250-word answer with references, for each question

I need 250-word answer with references, for each question.

1.What considerations must be given to the selection of a quantitative methodology for a research study? Based on what you know now, which of these considerations do you believe are the most important? Why?  

2.Coughlan, Cronin, and Ryan (2007) provided a step-by-step guide to critiquing quantitative literature. Using these criteria, critique the artiucle by Henry, Buyl, and Jansen. What are the important markers to look for when critiquing a quantitative study?