The correct answer is (d). The Quadrilateral Security Dialogue (QUAD) is a strategic security dialogue between India, Australia, the United States, and Japan. It was first initiated in 2007, but was revived in 2017. The QUAD aims to promote cooperation in the Indo-Pacific region on issues such as maritime security, counter-terrorism, and disaster relief.
Option (a) is incorrect because it includes Germany, which is not a member of the QUAD. Option (b) is incorrect because it includes Israel, which is not a member of the QUAD. Option (c) is incorrect because it includes France, which is not a member of the QUAD.