Final answer:
The Weasley Twins, Fred and George Weasley from the Harry Potter series, designed and marketed jokes and prank items targeted at young witches and wizards, with their shop called Weasley's Wizard Wheezes. Option c
Step-by-step explanation:
The Weasley Twins, Fred and George Weasley, are fictional characters from the Harry Potter series created by J.K. Rowling. In the series, they have designed and marketed a line of magical products primarily aimed at young witches and wizards who enjoy a good laugh.
The correct answer to the question is c) Jokes and prank items. They established a shop called Weasley's Wizard Wheezes where they sell their uniquely inventive and often humorous products such as Skiving Snackboxes, Peruvian Instant Darkness Powder, and Extendable Ears. These innovative pranksters brought a sense of fun and mischief to the magical world with their clever creations. Option c