Match List-I with List-II and select the correct answer from the options given below:

List-I (Author)	List-II (Books)
a. Counter force strategy	1. Types of nuclear strategy that threatens assets that are valuable to an adversary, such as cities with industrial assets and large populations.
b. Counter-proliferation	2. International lawyers who argue that there is a legal right of humanitarian intervention in both UN charter law and customary international law.
c. Counter-restrictionist	3. Term used to describe a variety of efforts to obstruct slow, or roll back nuclear weapons programmes and nuclear proliferation.
d. Counter value strategy	4. Type of nuclear strategy that targets an adversary's military and nuclear capabilities.