Depending on the following Snapshot of a bash terminal, What is the output of the last command? ranas-mbp;- rana$ cat wc & [1] 1608 ranas mbp;- rana ps f UID PID PPID CSTIMETTY TIME CMD 290 1600 1601 0 2:58PM ttys000 0.00.04 bash 290 1607 1600 O 3:09PM ttys000 0:00.01 cat 290 1608 16000 3:09PM ttys000 0:00.01 wc ranas-mbp.- ranas echo $$ 1601 1608 1600 290