The function S$($c$)$ gives the $\text{'}\text{'}$Consumer Satisfaction Score'$\text{'}$ for a call center, where c is the number of positive reviews received, in thousands. The function can be expressed asS$($c$)=4$c$26$c$+11,0$c$8.$Use the function on the given interval to complete the following.

$($a$)$ The absolute maximum satisfaction score possible is and is achieved when there are positive reviews received.

$($b$)$ When positive reviews are received, the call center will receive the worst possible satisfaction score which is $.$