<span>bali is killed by golden arrow shot by rama</span>
The best answer here is: pitch (3).
pitch is the level at which your voice operates (this can be high or low) and an optimum pitch is the optimum level for your voice.
<span>William James suggested that, "to be cheerful, . . . act as if cheerfulness were already there." William James was a philosopher and psychologist and his theory was that if a person acted as though they were already happy, they would attract more happiness.</span>