Inside the skull,the brain is covered by

Which of the following statements are correct about the midbrain?
$(I)$. Located between the thalamus/hypothalamus of the forebrain and pons of the hindbrain
$(II)$. $A$ canal named cerebral aqueduct passes through it
$(III)$. The dorsal part consists of $4$ lobes called corpora quadrigemina
Choose the correct option

In which structure is the $H$-shaped grey matter found?

The $Pons$ of the brain connects the:

The cerebral aqueduct is:

The layer of cells which covers the cerebral hemispheres is called .......