Which sentence correctly uses possessive form?
AMy sister-in-law's are graphic art's business is very successful and allows her to work from home.
BMy sister-in-laws are graphic arts' business is very successful and allows her to work from home.
CMy sister-in-law's are graphic arts business is very successful and allows her to work from home.
DMy sister-in-laws' are graphic arts business is very successful and allows her to work from home.
AMy sister-in-law's are graphic art's business is very successful and allows her to work from home.
BMy sister-in-laws are graphic arts' business is very successful and allows her to work from home.
CMy sister-in-law's are graphic arts business is very successful and allows her to work from home.
DMy sister-in-laws' are graphic arts business is very successful and allows her to work from home.