Can you help me science

Jasmine, at 33 months of age, is able to engage in some self-care behaviors but still has trouble with tasks such as putting on socks. a few months later, she accomplishes this same task relatively easily. the change in abilities is most likely due to

Give examples of selective advantage of organism’s body part/organ

Which soil would most likely be found in the arctic? andisols gelisols histosols spodosols