Pan American$$ Refineries, headquartered in$$ Houston, must decide among three sites for the construction of a new$$ oil$-$processing center. The firm has selected the six factors listed below as a basis for evaluation and has assigned rating weights from $1$ to $5$ on each factor. Subhajit$$ Chakraborty, the$$ CEO, has rated each location for each factor on a $1$ to $100$ point basis. In the table$$ below, the rating weights and the rating

Pan American$$ Refineries, headquartered in$$ Houston, must decide among three sites for the construction of a new$$ oil$-$processing center. The firm has selected the six factors listed below as a basis for evaluation and has assigned rating weights from $1$ to $5$ on each factor. Subhajit$$ Chakraborty, the$$ CEO, has rated each location for each factor on a $1$ to $100$ point basis. In the table$$ below, the rating weights and the rating value for each of the locations on the factor are$$ presented: value for each of the locations on the factor are$$ presented:

$$c$)$ Location Upper A will lower its ranking as soon as its score$($within the confines of the $1$ to $100$ point$$ basis$)$ on Proximity to port facilities is less than