How should Lisa go about reusing Benito Perez’s work on the monorail in their current task of creating a trolley object? Explain in two paragraphs.

“I feel like I’m writing the same code over and over again,” says Benito Pérez, a programmer working on a new automated warehouse design. “I have written so many programs lately that dealt with robotic-type things that control themselves: automated mailroom trolleys, building surveillance robots, automatic pool cleaners, automatic lawn mowers, monorail trains, and now warehouse trolleys. They are all variations on a theme.”