Life Processes

Which is the correct sequence of parts in human alimentary canal?
(a) Mouth → stomach → small intestine → oesophagus→ large intestine
(b) Mouth →oesophagus → stomach → large intestine→ small intestine
(c) Mouth → stomach → oesophagus → small intestine→ large intestine
(d) Mouth → oesophagus → stomach → small intestine→ large intestine