In 1896, Homer Plessy broke Louisiana state law that required all African Americans to sit in a certain train car called the Jim Crow boxcar of the train. Plessy argued that <span>Louisiana law violated his constitutional right for "equal protection".</span>
        
             
        
        
        
The category of diuretic drugs that exerts its mechanism of action in the collecting duct is option C. Potassium-sparing diuretics. Spironolactone is a diuretic that exerts its effects in the DCT and the collecting duct. Read below about diuretic drugs.
<h3>What is a diuretic?</h3>
A diuretic is any substance that promotes diuresis, the increased production of urine. This includes forced diuresis. A diuretic tablet is sometimes colloquially called a water tablet. There are several categories of diuretics. All diuretics increase the excretion of water from the body, through the kidneys.
Therefore, the correct answer is as given above.
learn more about diuresis: 
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The complete question goes thus:
Which category of diuretic drugs exerts its mechanism of action in the collecting duct?
a. Loop diuretics
b. Thiazide diuretics
c. Potassium-sparing diuretics
d. Thiazide-like sulfonamide diuretics
 
        
             
        
        
        
Answer:
3
Explanation:
Executive, Judicial, and Legeslative.
 
        
             
        
        
        
Answer:
Two  ways to reduce our dependence on forest for firewood are a) use of alternative modern fuels and b) Using electricity based equipment
Explanation:
Two  ways to reduce our dependence on forest for firewood are as follows - 
a) Increasing the use of moderns fuels such as natural gas, kerosene, petrol and diesel instead of firewood from forest
b) Using electricity based equipment for meeting out heat and light demands rather than depending on firewood
 
        
             
        
        
        
Answer:
Jigsaw Classroom
Explanation:
Jigsaw Classroom - 
It is a method , which removes any racial conflict in the classroom , and upgrades learning method , increases motivation of the student and learning experience , is known as a jigsaw classroom .
In this method , the students rely on each others success , in this method , students are broken down into small groups , which joins back as completed jigsaw puzzle . 
Hence , from the question , Troy is participating in a jigsaw classroom .