Which of the following statement(s) is/are found to be correct? I. Pushyamitra Sunga, a staunch Brahmin, captured the throne after assassinating the last Mauryan king Brahadratha in 184 BC. II. The Kanvas dynasty, founded by Vasudeva, survived till 28 BC after succeeding the Sungas. III. Gautamiputra Satakarni destroyed the power of the Sakas and many other Kshatriya rulers to establish Satvahan Rule in the Deccan and Central India.