Identify the genre to which each story plot begins. Marines arrive at a human settlement on a distant planet, and find that the colony has been destroyed by hostile aliens.
A third-grader becomes President of the United States and shows that she's smarter than the adults around her.
A swordsman and a wizard journey through an enchanted forest in order to find a magic necklace.
Children in a small town are hunted by a creature that can assume the form of any animal.
A mountain climber must find a way to survive after a blizzard strands him ch top of Mount Everest.
A policeman must solve the murder of Agnes Botherwood, a rich woman with many enemies.