In cockroach, identify the parts of the foregut in correct sequence:

Options

1. AMouth $\to$ Oesophagus $\to$ Pharynx $\to$ Crop $\to$ Gizzard
2. BMouth $\to$ Crop $\to$ Pharynx $\to$ Oesophagus $\to$ Gizzard
3. CMouth $\to$ Gizzard $\to$ Crop $\to$ Pharynx $\to$ Oesophagus
4. DMouth $\to$ Pharynx $\to$ Oesophagus $\to$ Crop $\to$ Gizzard