Answer d : binding-proteins
d. cognitive
"Cognitive development is the construction of thought processes, including remembering, problem solving, and decision-making, from childhood through adolescence to adulthood."
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<span>Letter D. All of the above. The three given factors should be considered when designing a personal fitness program. In planning a personal fitness program, one must consider the goals they are aiming to complete, they must also consider the activities suited to for their goals, and lastly they must consider a variety of exercises for their personal fitness program.</span>