Answer:
Infancy-muscular and nervous system develop dramatically. Weight triples by end of this stage
early childhood- physical development is slower than in infancy weight also slows only doubles. mental developments advances rapidly.
late childhood- weight is slow but steady gains 5-7 pounds. gains childhood independence and more distinct personality.
adolescence- sudden growth spurt causes rapid gain in growth and height. increase in knowledge and sharpening in skills.
early adulthood- muscles are developed and strong and motor coordination is at its peak. involves moving away from peer group. and tend to be with people with same interest.
middle adulthood- mentally ability can continue to increase. can be a period of contentment and satisfaction.
late adulthood-physical development is on the decline. retirement can lead to to a loss of self esteem.
Explanation:
C. the celebration of ethnicity
True, children of parents with heart disease are more likely to develop it
