The answer is B because it makes sense
The answer is<u> "increase physical exercise".</u>
Various studies in the previous couple of years have given confirmation that physical exercise can enhance the impacts of aging on the mind, in terms both of avoiding or delaying dementia, and diminishing the more ordinary age-related decrease in cognitive function. While the subjective advantages of physical exercise for kids and more youthful grown-ups are less clear, there is some proof that there might be some advantage, despite the fact that not to indistinguishable degree from for older adults.
The cilia and flagella of eukaryotic cells are composed of microtubules. (Option E)
Eukaryotic cells' cilia and flagella are made up of specially constructed microtubules.
Microtubules are nucleated cytoskeleton components. They are involved in various cellular functions as well as the maintenance of a cell's structure.
<h3>What is cilia and what does it do?</h3>
Cilia are hair-like structures found on the surface of all mammalian cells. They are rudimentary in nature and may be solitary or many. Cilia are important for movement.
They also participate in mechanoreception. Ciliated organisms are those that have cilia.
Learn more about microtubules:
brainly.com/question/25277756
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The answer is D, Oklahoma