Tabitha looks online for an article about her essay topic. Which strategy is she most clearly using to develop ideas for her essay?

◯ Revision

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◯ Background reading

◯ Personal interest

can i find some one to help me to design a structure on the gidopensees program 

I want to design vertical sluice gate on river. The river width is 7.3M and depth is 1.5m. So how big the opening of the sluice gate? What is the height after the sluice gate? What is the night after the hydraulic jump? What is the critical depth? Explain about subcritical and supercritical in this situation? Froude number? Anything I have to consider before I design?