Daniel Tracy, owner of Martin Manufacturing, must expand by building a new factory. The search for a location for this factory has been narrowed to four sites: A$,$ B$,$ C$,$ or D$.$ The following table shows the results thus far obtained by Tracy by using the factor$-$rating method to analyze the problem. The scale used for each factor scoring is $1$ through $5.$

$\backslash$table$[[,,,$Site Scores$],[$Factor$,$Factor Description,Weight,A$,$B$,$C$,$D$],[1,$Quality of labor,$8,3,5,3,3],[2,$Construction cost,$9,3,3,5,2],[3,$Transportation costs,$9,3,4,4,2],[4,$Proximity to Markets,$6,5,3,5,3],[5,$Taxes,$6,2,4,2,5],[6,$Weather,$6,1,3,5,5],[7,$Energy costs,$5,4,4,4,3]]$

a$)$ Based on the given information, the best site for Daniel Tracy is $$ with a total weighted score of $($Enter your response as an integer.$)$

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a$)$ Based on the given information, the best site for Daniel Tracy is B $,$ with a total weighted score of $175($Enter your response as an integer$)$

b$)$ If ste D$\text{'}$s score for Energy costs increases from a $2$ to a $5,$ its a total weighted score will be integer$)($Enter your response as an