Read the extract from Dr Jekyll and Mr Hyde and answer questions 1-4 below.
The steps drew swiftly nearer, and swelled out suddenly louder as they turned the end of the street. The lawyer, looking forth from the entry, could soon see what manner of man he had to deal with. He was small, and very plainly dressed, and the look of him, even at that distance, went somehow strongly against the watcher's inclination. But he made straight for the door, crossing the roadway to save time; and as he came, he drew a key from his pocket, like one approaching home.
In this passage, which person has Stevenson written in?