<span>Child labour. Many children worked long hours for very low pay. They were also susceptible to maimed limbs, poor health and early death.
Higher concentration of workers in new mill towns led poor sanitation and outbreaks of infectious diseases, such as cholera.
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The slave trade. In the early part of the Industrial revolution, some industries, such as cotton were still dependent on the slave trade.</span></span>
        
             
        
        
        
Production costs are determined not only by the prices of inputs, but also by 
<span>B) technology</span>
        
             
        
        
        
Answer:
Explanation:
 One of most significant changes in the United States in the Jefferson era was getting rid of unpopular taxes, such as tax on whiskey.
 Jefferson had diverse perspective towards the economy and believes the federal government of the United States of America should always play a limited role in the lives of the American citizens and also in the economy.
Secondly, Jefferson drastically reduced the size of the American army during his era, The Navy were also prevented from expanding while he was the American president.