Using the rules of $$E and $$I $($as needed$),$ together with all the rules of Sentential Logic, show the validity of this argument by providing a derivation of the conclusion from the premises. $($Submit a file with your derivation$)$

Ha & Cb

$($x$)($H x $$ Jx$)$

$($x$)($C x $$ Jx$)$

$$Ja & Jb