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Step-by-step explanation:

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A newspaper invited readers to call a telephone number and record their comments. The next day they reported that readers overwhelmingly prefer two-way traffic flow to one-way streets. This is an example of: A. A convenience sample B. A self-selected sample C. A systematic sample D. A random sample does anyone know the answer

and The Plessy vs. Ferguson decision stated which of the following ideas? Helo Resources A. All citizens have the right to own a gun. B. Schools across the nation would be desegregated C. People of different races could be restricted to separate areas in public places.

b

step-by-step explanation:

a difference is the result of subtraction. while each of these expressions has subtraction in it, a difference will be the result when subtraction is the last operation applied in the order of operations for the expression. this means subtraction must be outside of the parenthesis. only b has this.

this is answer of 144 cubic meters