Let's go through the options. "Delegated" powers are specifically listed to give to the national government. (B is wrong.) "Implied" powers aren't listed, but are needed to carry out the delegated powers, so this is given to the national government. (D is wrong.) "Reserved" powers are for the states only! (A is wrong.)
"Concurrent" means "shared." These are the powers that the national and state governments share--like collecting taxes!
Answer: concurrent