A bird flies from its nest 4 km in the direction 4° north of east, where it stops to rest on a tree. It then flies 7 km in the direction 4° south of west and lands atop a telephone pole. With an xy-coordinate system where the origin is the bird's nest, the x-axis points east, and the y-axis points north, at what point is the telephone pole located?
◦ (-6.983, -0.4883)
◦ (-2.993, -0.2093)
◦ (3.990, 0.2790)
◦ (1.961, 1.548)