Out of the following, the D. laws controlling international trade agreements are not included in Constitutional laws.
The Constitution only speaks about what is of primary concern to the government and its subjects. International trade is not a subject of primary concern and thus does not have a place in the Constitution.
Moreover, the laws relating to international trades agreements need to be framed depending on various external factors and need to be amended frequently. It controls the customers and the sellers with required taxes. Hence, they are not included in the Constitution.
