Answer:A weak immune system
Explanation:
When people get older their immune system becomes weak including the function of the T cells which are cells responsible for fighting infections.
This means it becomes hard to recover from a flue when someone get sick and they are always prone to sickness since their immune system no longer has the power to fight infections.
Answer:
To promote transcontinental railroads.
Explanation:
The transcontinental railroads were a project made by the United States government and the railroad companies to create one railroad that connected several states to create one large distribution chain,.
The used pamphlets, brochures, and magazines to spread the news about his project.
All of the advertising was made to attract private investors for the project, future consumers, and information about job openings for railroad workers position
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<span>Simone, a typical adolescent will most likely turn to her peers for advice on fashion. At this time of his life, Simone will start paying attention to his looks and how it would influence his social relationships and groups. </span></span>
The president would be seen as weak