Question

multiple choice
how are mammals classified into subclasses?
this question is worth 2 point(s)
by their size and weight
by their diet and habitat
by how they reproduce and develop their young
by their color and fur type

Explanation:

Mammals are classified into subclasses based on reproductive and developmental characteristics. For example, monotremes lay eggs, marsupials have pouches for young development, and placental mammals have a placenta for fetal nourishment. Size, diet, habitat, color, and fur type are not the primary criteria for subclass classification.

Answer:

C. By how they reproduce and develop their young