This question has options. Answer the question about text:

I ' m glad I did because this place was really dark . Most of the pictures were near 30 second exposures . I shot on aperture priority at f/8 so it had a bigger depth of field . The typical f/2.8 was not working for me .

Why did the photographer have to use special equipment for the shoot ?
Available choices: (1). The photographer was subjected to too much sun .; (2). The photographer was subjected to a lot of sun .; (3). The photographer was subjected to a lack of light .; (4). The photographer was subjected to overexposure .;
(3).