Oakland Panera uses a multiple channel $($or "server"$)$ system, S$=2$ where customers wait in a single line for the first available server. The average service time is $1$ minute per customer and the arrival rate is $1\mathrm{.}4$ customers per minute.

Group of answer choices

$\backslash$lambda $=1\mathrm{.}4$ cust$/$min$,$ and $=2$ customer$/$min$.$

$\backslash$lambda $=1\mathrm{.}4$ cust$/$min$,$ and $=0\mathrm{.}5$ customer$/$min$.$

$\backslash$lambda $=1\mathrm{.}4$ cust$/$min$,$ and $=1$ customer$/$min$.$

$\backslash$lambda $=0\mathrm{.}7$ cust$/$min$,$ and $=0\mathrm{.}5$ customer$/$min$.$