Final answer:
Meg, Charles Wallace, Mrs. Whatsit, and Mr. Murry are characters from 'A Wrinkle in Time' by Madeleine L'Engle who are part of the same family and embark on a dangerous journey through space and time.
Step-by-step explanation:
Meg, Charles Wallace, Mrs. Whatsit, and Mr. Murry are all characters from the book 'A Wrinkle in Time' by Madeleine L'Engle.
They are all part of the same family and are involved in a dangerous journey through space and time.
Meg is the protagonist, Charles Wallace is her younger brother, Mrs. Whatsit is a celestial being, and Mr. Murry is Meg's father who goes missing.