What was the primary disagreement as to the effect of the Migration and Importation Clause of Article I, section 9, clause 1 of the U.S. Constitution? Question 10 options: a) There was disagreement about whether the clause allowed for the taxation of free immigrants admitted to the U.S. b) There was disagreement about whether the clause allowed Congress to ban the importation of slaves after 1808. c) There was disagreement about whether the clause afforded the federal government the general power to regulate migration. d) None of the above