As discussed by Karl in Chapter 2, why did the oil booms of the 1970s lead to such high levels of foreign debt in oil exporting countries that were benefiting from high oil prices? Group of answer choices because they were investing in their economies and able to borrow large amounts of capital because OPEC was limiting production because many of the oil producing countries needed to borrow US$ because they couldn't buy inputs with their own currency because most of the oil producing countries were corrupt and politicians were embezzling large sums