Read the following excerpt from “Raymond’s Run” and answer the question. You’d think my mother’d be grateful not to have to make me a white organdy dress with a big satin sash and buy me new white baby-doll shoes that can’t be taken out of the box till the big day.
What is the meaning of the word "organdy" as it is used in this passage?

cotton fabric
sparkly fabric
wrinkled fabric
lightweight fabric