Given the question: Read the following article and select the best answer. Article: Luke Dollar is a scientist. He has spent many years in Madagascar studying lemurs . Here is an interview with him. Reporter: What were you like as a kid? Luke: As a kid, I was an explorer . I lived with my grandparents on a farm in Alabama. I spent a lot of time outdoors. It was a lot of fun and I enjoyed that. From the time I was 6 to 16 years old I was an actor. My mom asked me to audition for a show in Birmingham. I asked my mom to buy me some video games and she agreed, so I went for it and finally got the part. Later, I became a professional actor. For many years I went all over the US performing on different stages. Reporter: How did you start to study lemurs? Luke: When I was on the farm, I was really a wild child and came to love wild things. I did a lot of photography in high school. I became a photographer and did photography for the local paper. Then I became a student of Duke University. At Duke University there is a center -- Lemur Center. I got a job there as a work-study student and met lemurs there for the first time. In 1994, I had a chance to go to Madagascar and decided to study lemurs there. Question: Luke thinks that life on his grandparents' farm was _ . - safe - interesting - busy - difficult
The answer is:
interesting