Which stage in Piaget's cognitive development theory reflects a child's egocentrism, which leads the child to act in a self-centered fashion? A preoperational stage
B concrete operational stage
Cformal operational stage
D sensorimotor stage

Which would best keep the oxygen cycle stable? a. cutting down jungles to create farmland b. eliminating parks in large cities c. dumping toxic chemicals into the ocean d. reducing the amount of deforestation d. reducing the amount of deforestation

What is the similarities and differences between bacteria and eukaryote?

What maintain homeostasis when a persons internal body temperature is 97.5°f