I think is ocean but I'm not sure
Answer:
biopsychlogy
Explanation:https://www.answers.com/Q/Which_perspective_is_most_directly_involved_with_the_study_of_how_brain_development_might_affect_behavior
By giving them an advice and by giving them encouraging and explaining the any theory
Answer:

Now,buyantant force

so;




Now,



And now,



Hence that,specific density of a given body is 3
please mark me as brainliest, please
S=125km
t=2h
v=s/t=125/2=62,5km/h
or 62,5/3,6=17,36m/s