Let $p,q,r$ be the propositions:

Help

Save & E

$4$

$p$ : The user enters a valid password.

q$.$ Access is granted.

$r.$ The user has paid the subscription fee.

Express the following system specifications using the propositions $p,q,$ and $r$ and logical connectives $($including negations$).$

Access is denied if the user has not paid the subscription fee.

Multiple Choice

$rq$

notr$q$

$r$notq