What is a soliloquy in a drama?
a speech by a character who is the only one talking and addressing other characters
a speech by a character who is alone onstage and thinking aloud
a speech by a character who foretells the events that are to come in the play
a speech by a character that is filled with puns and witty comments aimed at another character

A soliloquy in a drama is:

a speech by a character who is alone on stage and thinking aloud

Explanation:

A soliloquy is the device used in the narrative and drama when the character is seen to speak out his feelings and thoughts alone on the stage. It shows the feelings and thoughts of the character which he does not want to share with others but he is thinking in himself. This is only told to the audiences which reflects the character's hidden desires.

brazil   is on the caost

i have identified the gerund in this sentence by writing it in all capitals.

gerund phrase: writing it in all capitals

gerund use: object of preposition