The correct answer is (c) Brahmi.
The Kalsi Inscription is a 3rd-century BCE edict of Ashoka the Great, the Mauryan emperor of India. It is written in Brahmi script, which is the ancestor of most modern Indian scripts, including Devanagari.
Kharoshthi is an ancient script used in Gandhara and Bactria, in what is now Pakistan and Afghanistan. Aramaic is a Semitic script that was used in the Middle East and Central Asia from the 10th century BCE to the 7th century CE. Devanagari is a Brahmic script that is used to write Hindi, Marathi, and other languages of India.
The Kalsi Inscription is a valuable source of information about the Mauryan Empire and the life of Ashoka. It is also an important monument of Indian art and culture.