Which of the following is true according to Lindsay and Gartzke in terms of cross domain deterrence?
Group of answer choices
a. Threats of hacking are quite credible in the cyber domain
b. The fundamental utility of nuclear forces is in winning a war, rather than signaling vital national interests
c. The nuclear and cyber domains are similar in terms of distribution of power
d. Cyber and nuclear capabilities are nearly perfect complements, with opposite bargaining characteristics.