Question 6 Use the theory of human capital investments to explain: a) The decline in the number of kids that want to learn how to drive a car. b) The fact that your grandfather and grandmother have a broader set of skills than you. c) The fact that the proportion of people learning a new foreign language in their 40s is small. d) Why in European countries such as Germany, Sweden, and France, people are more likely to speak a foreign language, when compared to people in the USA or the UK