Which of the following amendments can be made under Article 368?

i) Alteration of boundaries, areas or names of existing states are done by the ordinary legislative process.
ii) Boundary disputes between India and other countries can be settled without any constitutional amendment.
iii Indian territories can be ceded to a foreign country.

a) i and ii only
b) i and iii only
c) ii and iii only
d) i ii and iii