Plain - flat or Rolling Land with few changes in elevation
Meridians are perpendicular to every latitude<span>. ... All the other </span>longitudes are measured<span>, and named after the angle they make with respect to the center of the Earth from the intersection of the Meridian and the Equator. Since a sphere has 360 </span>degrees<span>, the Earth is divided into 360 </span>longitudes<span>.</span>
Answer: A) switch from crops to livestock.
Hope this helps, sorry if I got this wrong.
The third one the second one and the first one