Please help! (I will give Brainliest) Answer only TWO questions with at least 3 complete sentences each

Why would the saudi’s oil industry need a large investment in human capital

Which of these marketing methods henry ford sell the model t to many people who had never before owned a car? a) offering free maintenance on cars for a full year b) airing television commercials with memorable slogans c) advertising with the new communication outlets such as radio d) offering many different colors and models for buyers to choose from

Who was the first present of the united states