A company producing special handbags has five machines $($A$,$ B$,$ C$,$ D and E$).$ C and D does the same operation in parallel.

The per unit times at each machine is: A takes $35$ seconds, B takes $40$ seconds, C takes $30$ seconds, D takes $30$ seconds and finally E takes $25$ seconds.

The PROCESS CYCLE TIME is

$130$ seconds

$160$ seconds

$120$ seconds

$150$ seconds