The best answer is a!
the raw materials, tools and factories are also influenced by this, indirectly, as the cheapest and most effective ways usually win. But the most direct influence is on the type and number of produced goods.
Both presidents at the time were republican
Ashley can state her findings as statistically significant, which means that the findings are real and cannot be explained solely by chance or random factors.
The concept of statistical significance determines whether conclusions drawn from a data set cannot be the result of chance. Additionally, statistical significance can be used by researchers to determine whether or not results are "genuine" and reliable. Higher assurance or confidence in the results is implied by high statistical significance.
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