Write a question about the following article.

Today , SMA America has launched an educational Web site that explains how solar energy works . With all the resources , people can reseach clean energy and how it can be collected through active and passive solar systems . With a focus on Solar Technology , SMA America also promotes energy conservation .

Question:
What does the company specialize in ?
Choose your answer from: a). Getting business leads .. b). The conservation of wetlands .. c). Generating electricity .. d). Generating new employees ..