Final answer:
The Colombian Exchange involved the spread of diseases such as Influenza, Malaria, and Smallpox which devastated indigenous populations. The correct answer is 'All of the above'.
Step-by-step explanation:
The diseases that spread along the Colombian Exchange include Influenza, Malaria, and Smallpox. Therefore, the correct answer to the question of which of the following diseases spread along the Colombian Exchange is 'd) All of the above'. These diseases were among several that were transferred between the Old World (Europe, Africa, and Asia) and the New World (the Americas) following the voyages of Christopher Columbus and other explorers. This transfer of diseases had devastating effects on the indigenous populations of the Americas, who had no immunity to these foreign pathogens.