If we lowered the queue capacity of a system without changing any other input, we would $$ ii and $q,$ ii$)q,$ the average number of customers who cannot enter the system

the average waiting time of customers who can enter the system.

$($i$)$ increase; $($ii$)$ increase

$($i$)$ increase; $($ii$)$ decrease

$($i$)$ decrease; $($ii$)$ increase

$($i$)$ decrease; $($ii$)$ decrease