Answer:
I think A. They occur when the Sun reaches its highest or lowest point in the sky.
Explanation:
The summer solstice is when the sun is Highest in the sky, and the Winter solstice is when the sun is lowest in the sky.
Provides economic benefitsAND Citizens may live where they like, and boost the labor pool.
The correct answer is letter D. Volcanism describes all the processes associated with the discharge of magma, hot fluids, ash, and gases. These specific events happen during an eruption of a volcano where hot materials come out from the core of the Earth. Volcanism is one of the many interesting studies of Earth Science.
Earthquakes and matching fossils from different continents, not sure about a third thing. Maybe go with mountains and ravines? They’re formed by the continental plates pushing against one another