I think the answer is D. Circulatory because this system helps to get the absorbed nutrients throughout the whole body
Throughout life our brains undergo more changes than any other part of the body. These can be broadly divided into five stages, each profoundly affecting our abilities and behaviour.
Gestation.....Part 1 of our special feature looks at how a good prenatal environment is needed to make the best out of the growing brain.
Childhood.....Part 2: Life experiences in these early years help shape our emotional well-being, but neglect or harsh parenting may change the brain for good.
Adolesence......Part 3: Teenagers are selfish, reckless, irrational and irritable, but given the cacophony of construction going on inside the adolescent brain.
Adulthood.......Part 4: The peak of your brain’s powers comes at around age 22 and lasts for just half a decade – but there is an upside to the ageing brain.
Old Age......Part 5: Not everyone ages in the same way, but what’s the difference between a jolly, intelligent oldie and a forgetful, grumpy one? And can we improve our chances of becoming the former?
The things that most strongly influence your personality are your environment, your genes, and your experiences. It has been shown in studies that the environment and our genes both play an important role in determining what oulr personality would look like. However, what we experience personally also affects how we will behave and what kind of personality we will have. For that reason it's a combination of the three.
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