What is the use of thalamus ?

Question

$\begin{array}{1 1} (a)\;\text{controls the pulse, thirst, appetite, sleep patterns} \\ (b)\; \text{controls the pituitary gland, which makes the hormones that control our growth} \\ (c)\; \text{carries messages from the sensory organs like the eyes, ears, nose} \\ (d)\; \text{all of the above } \end{array}$