Ah mout’ an’ ‘Jes’ ?

Does "“Young misses whut frowns an pushes out dey chins an’ says ‘Ah will’ and ‘Ah woan’ mos’
gener’ly doan ketch husbands,” prophesied Mammy gloomily. “Young misses should cas’ down dey
eyes an’ say, Well, suh, Ah mout’ an’ ‘Jes’ as you say, suh.’ ”"mean:

Young misses who frowns and pushes out their chins and says "I will" and "I won't" most generally don't catch husbands," prophesied Mammy gloomily. "Young misses should cast down their eyes and say, Well, sir, I must admit that Just as you say, sir"?

Context:

“You must be more gentle, dear, more sedate,” Ellen told her daughter. “You must not interrupt
gentlemen when they are speaking, even if you do think you know more about matters than they do.
Gentlemen do not like forward girls.”
“Young misses whut frowns an pushes out dey chins an’ says ‘Ah will’ and ‘Ah woan’ mos’
gener’ly doan ketch husbands,” prophesied Mammy gloomily. “Young misses should cas’ down dey
eyes an’ say, Well, suh, Ah mout’ an’ ‘Jes’ as you say, suh.’ ”
Between them, they taught her all that a gentlewoman should know, but she learned only the
outward signs of gentility. The inner grace from which these signs should spring, she never learned
nor did she see any reason for learning it. Appearances were enough, for the appearances of
ladyhood won her popularity and that was all she wanted. Gerald bragged that she was the belle of
five counties, and with some truth, for she had received proposals from nearly all the young men in
the neighborhood and many from places as far away as Atlanta and Savannah.