Answer:
The best way to illustrate the frequencies for each political preference is a bar graph.
Explanation:
A bar graph is a graphical representation of data and it belongs to the frequency graphs. It is the best way to illustrate the frequencies of political preference because it is very easy to interpret and it shows the relative sizes: you can see which political preference is the most common and which is the least, at one glance.
The answer is Cerebral Palsy.
Cerebral palsy is caused by abnormal development of the brain or damage to the developing brain that affects a child’s ability to control his or her muscles.
Certain research suggests that smoking during pregnancy may increase the risk of cerebral palsy in offspring. Other research also suggests that heavy maternal alcohol consumption is a direct cause of pre/perinatally acquired cerebral palsy.