Final answer:
True, Jack invents a brother named Ernest in 'The Importance of Being Earnest' to escape country life for the excitement of the city.
Step-by-step explanation:
The statement is true. In the play The Importance of Being Earnest by Oscar Wilde, the character Jack pretends to have a brother named Ernest in the city so that he can escape his country responsibilities and live a more carefree life in the city. The invention of his brother Ernest serves as a convenient excuse for Jack to leave his country estate and engage in activities that are more exciting than his usual country duties.