Both a chloroplast and a vacuole are enclosed by membranes but the two organelles serve different functions

thats a little if u want the answer just look it up on google thats what i do haha : )

it was spontaneous.

"ain't i a woman? " is the name given to a speech, delivered extemporaneously, by sojourner truth, (1797–1883), born into slavery in new york state.sojourner truth' delivered her famous speech "ain't i a woman? " (which did not have a title at that moment) was given without any previous preparation. her dissertation took place at the women's convention in akron, ohio, in 1851.