Which of the following statement(s) is/are found to be correct? I. The China-India boundary follows the McMahon line laid down in 1914 by Sir Arthur Henry McMahon, the British plenipotentiary, at a conference of Indian, British and Chinese representatives at Shimla. II. In 1967, the Indian and Myanmar governments signed a bilateral treaty delimiting the 1300 km boundary which has the area of the northern Andaman islands and Burma's Coco islands in the Bay of Bengal. III. In 1977, India signed an accord with Indonesia, demarcating the entire boundary between the two countries.