How is this photo taken?

Camera Info
Device: Nikon D7000
Lens: VR 17-50mm F/2.8G
Focal Length: 17mm
Focus Mode: AF-S
AF-Area Mode: Single
VR: ON
AF Fine Tune: OFF

Exposure

Aperture: F/8

Shutter Speed: 1/400s

Exposure Mode: Manual

Exposure Comp.: 0EV

Exposure Tuning:

Metering: Matrix

ISO Sensitivity: Auto (ISO 100)

Flash

Device: Built-in Flash

Flash Sync Mode: Front Curtain

Master: ---

Group A: M x 1/1

Group B: ---

Group C: ---