Edit: You might also opt to try the AEB (auto exposure bracketing) setting. It takes multiple exposures at different exposure levels and merges them digitally to create an HDR (high dynamic range) image. As regards the photo you posted, it...
Several ways: 1) Set shutter speed manually by tapping on the "S" setting in the lower right corner of your controller display. 2) Adjust overall exposure values by tapping "EV" (minus-values will make exposures darker, plus-values will make...
Probably someone named Smith, if only because there are more Smiths in the country than anyone else. Jim Smith, maybe. Or Tom Smith, or Bob Smith. Or maybe Jones. Could be someone named Jones because there are a lot of Joneses in the country...
Of course, having the horizon cross the center of the frame violates the rule of thirds, but then rules are meant to be broken. I think you captured a beautiful scene. More importantly, you achieved the result you wanted. Great job!