Atch each description to the correct punctuation mark. used for emphasizing or changing a topic within a sentence used to eliminate unwanted parts of a long quotation used to separate clauses, phrases, coordinating adjectives, and nonessential words

Dashes are used to add emphasis or change a topic, as they can either give more importance to an idea or just interrup the idea with another one.

Ellipsis is used to remove unwanted parts of a long quotation and is mostly represented by three consecutive periods. It helps omit unnecesary elements within a sentence.

Commas are used to separate clauses, phrases, coordinating adjectives and non-essential words. Commas usually indicate pauses and they are used to separate ideas within a sentence.

nobody can answer this if you dont show us the shapes

the purpose of the heading in the passage is to identify who is telling the story.

this excerpt is part of the book sugar changed the world (2010) written by marc aronson and marina budhos. as the book has been written by two people, the heading "marc" indicates that this specific excerpt is being narrated by aronson. in the fragment, marc describes his grandfather's story after hearing it from his cousin. however, there are other excerpts where budhos is the one that tells the story of her family.

aronson and budhos, who are husband and wife in real life, decided to write sugar changed the world when they found out how sugar, which had an important role in slavery and economy, changed their ancestors' lives.