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Question $11$:

Which parse tree$($s$)($in the picture$)$ are generated by CFGs for "eat shrimp with salt"? Please select all that apply.

Question $12$:

Multiple$-$Answer Question:

Can you use a regex or more regexes to capture this? Please select all that apply.

Note that partial credit is allowed but incorrect answers could get negative scores.

A$.$ a$(($b$|$c$)($d$|$e$|$f$))?($gh$*$i$($kh$*)$i$*)?$j

B$.$ a$(($b$|$c$)($d$|$e$|$f$))?($gh$*($ik$)*)?$j

C$.$ a$(($b$|$c$)($d$|$e$|$f$))?(($gh$*$i$)|($gh$*($ikh$*$i$)*))?$j

D$.$ a$(($b$|$c$)($d$|$e$|$f$))?($gh$*($ikh$*)*)?$j

E$.$ a$(($b$|$c$)($d$|$e$|$f$))?($gh$*$i$($kh$*$i$)*)?$j

F$.$ a$(($b$|$c$)($d$|$e$|$f$))?(($gh$*$i$)|($gh$*($ikh$*$i$)+))?$j