$[$Answer all question $9.10.11.]$

$9.$ What is the IUPAC name of the following compound?

A$)4-$tert$-$butyl$-3-$chlorophenol

C$)$ ortho$-$tert$-$butylchlorophenol

B$)4-$tert$-$butyl$-5-$chlorophenol

D$)2-$tert$-$butyl$-$meta$-$chlorophenol

$10.$ Which compound undergoes electrophilic

aromatic substitution with $(C{H}_3{)}_{3}CCl$ and $AlC{l}_3$

at the slowest rate $($or not at all$)?$

A$)$ B$)$ C$)$ D$)$

$11.$ Which compound will react faster with $NaOC{H}_3$

in methanol $(50C)?$

A$)$ B$)$ C$)$ D$)$