d. Which strategy for scaling big numbers would work best to compare India's and Bangladesh's GDP? The best strategy is to square compare Bangladesh's GDP to India's GDP as a percentage use the rule of 70 to evaluate long-run growth

##Step1: Understand the Problem<br />###The problem requires identifying a strategy to effectively compare the GDP of India and Bangladesh. This involves understanding how to scale or adjust large numbers for meaningful comparison.<br /><br />##Step2: Evaluate Options<br />###1. Comparing GDP as a percentage allows for relative size comparison, making it easier to understand the economic scale between two countries.<br />###2. The rule of 70 is used to estimate doubling time for growth rates, not directly applicable for comparing GDPs.<br />###3. Comparing GDP numbers to their own history provides insight into growth trends but does not facilitate direct comparison between two different countries.<br /><br />##Step3: Select the Best Strategy<br />###Comparing Bangladesh's GDP to India's GDP as a percentage is the most effective strategy. It normalizes the data, allowing for a clear comparison of economic sizes relative to each other.<br /><br />#