The cold air from north western Canada add cooler air which follows through seattle and adds rain to the athmosphere and they blow to the west
B is the correct answer.
lv(t) is at the highest point.
Rods and cones convert light to neural signals which the nervous system can use. ... The 100 million rods are locates in the retina away from the fovea, so they carry out peripheral vision ("side" vision towards the edge of the visual field). Figure 6 shows the distribution of rods and cones on the retina.