Identify the correct statement regarding the stem morphology from the following:
I. Stems bear only axillary buds.
II. Axillary buds may get modified into thorns as in Citrus
III. Stem tendrils develop from axillary buds as in gourds.
(1) Only I and II
(2) Only I and III
(3) Only II and III
(4) I, II and III