Which of the following scenarios best illustrates the concept of concurrent powers?The president negotiates a treaty regarding climate change with foreign governments, but for the treaty to take effect, it requires approval by the Senate.

a. The president negotiates a treaty regarding climate change with foreign governments, but for the treaty to take effect, it requires approval by the Senate.

b. As commander-in-chief of the military, the president orders troops to a foreign nation to address a potential threat to national security.

c. A Senate committee holds a hearing to discuss potential misuse of funds by the Department of Veterans Affairs.


d. The federal government provides about 25% of the total funding for highways and transit in the United States, while the other 75% of the funding comes from states.