Final answer:
The grandeur of the governess's new home is illustrated through the detailed description of its warm red brick walls, Colonial lines, and the lush surroundings of roses, ivy, and darkened windows.
Step-by-step explanation:
To convey the grandeur of the governess's new home, the image that offers a vivid representation is that of the house surrounded by the old charm of its landscape, with descriptions of the warm red brick walls, the pure Colonial lines of its doorway, and the surrounding verdant environment, including roses and ivy and the darkened windows.
These details evoke a strong visual and sensory experience, illustrating the opulence and majesty of the place. It is the mixture of architecture and nature, the historical touch of the building combined with the lush surroundings, that creates a picture of grandeur appealing to the reader's senses.