3. The role of technology for car companies ( 10 points) A. Does Tesla invest more in technology than other car companies? ( 6 points) Many claim that Tesla is different than other car companies because of how much they invest in technology. Does Tesla invest more in Research and Development than other car companies? To answer this question, you will look at the Research and Development Intensity (R\&D Intensity). Create two comparisons - (1) Tesla's R\&D Intensity vs, the industry average R\&D Intensity for each year and (2) Tesla's R\&D Intensity vs. each company's R\&D Intensity in 2021. - Research and Development Intensity = Research and Development Expenses/Sales B. Have car companies besn investing more in R\&D over time? (4 points) The industry has shifted more and more to electric vehicles. Have car companies increased their Research and Development to develop more advanced clean technology? Find (1) the average Research and Development Intensity for each year and (2) add up the total Research and Development Expenses (NOTE: just the expenses, not scaled by sales) for each year. You will the to use the following variables: - Research and Development Intensity = Research and Development Expenses/Sales - Research and Development Expenses (not divided by Sales)