Tom and his family have developed a successful business selling a liquid spray fertilizer to farmers. The fertilizer consists of rich, organic, composted material. Recently NuBreed Seed, a national seed company, has been marketing a powdered chemical fertilizer to its customers; NuBreed's fertilizer is less expensive than Tom's product. NuBreed's efforts are an example of the ___ in Porter's model for industry analysis.

Why is it easier for new entrants to get involved in radical innovations when compared to incumbent firms? a. unlike incumbent firms, new entrants do not have to face the high entry barriers, initially. b. new entrants are embedded in an innovation ecosystem, while incumbent firms are not. c. unlike incumbent firms, new entrants do not have formal organizational structures and processes. d. incumbent firms do not have the advantages of network effects that new entrants have.