The lateral sulcus separates
frontal lobe from the parietal lobe
frontal lobe from the temporal lobe
parietal lobe from the occipital lobe
Frontal lobe from occipital lobe
As we have learnt in the cerebrum of forebrain:
Therefore, the lateral sulcus separates the frontal lobe from the temporal lobe. Hence, the correct answer is option b.