The zone that extends from the low tide mark or line to the edge of the continental shelf is called

Directions for the following 3 (three) items : consider the given information and answer the three items that follow.

A, B, C, D, E, F and G are Lecturers from different cities—Hyderabad, Delhi, Shillong, Kanpur, Chennai, Mumbai and Srinagar (not necessarily in the same order) who participated in a conference. Each one of them is specialized in a different subject, viz., Economics, Commerce, History, Sociology, Geography, Mathematics and Statistics (not necessarily in the same order). Further

1. Lecturer from Kanpur is specialized in Geography

2. Lecturer D is from Shillong

3. Lecturer C from Delhi is specialized in Sociology

4. Lecturer B is specialized in neither History nor Mathematics

5. Lecturer A who is specialized in Economics does not belong to Hyderabad

6. Lecturer F who is specialized in Commerce belongs to Srinagar

7. Lecturer G who is specialized in Statistics belongs to Chennai