Context: Mammals are a group of animals with similar traits. The following traits can be used to identify mammals:
They feed their offspring milk.
They have fur or hair. Observe the animals and read the descriptions.
Select the one animal that has all of the mammal traits listed above.
A. Common toads have moist skin covered in lumps. These lumps are sometimes called warts, and they are a normal part of the toad's skin. Common toads hatch from eggs with no shells. The tadpoles live underwater. Adult toads live in holes or under leaves on land.
B. Female black-capped squirrel monkeys carry their offspring on their backs. They also feed their offspring milk. Adult squirrel monkeys eat fruit and insects.
From the given choices, choose the correct answer and respond with the letter of that choice.

B