I believe it would be a fossil of a reptile but I'm not a 100% sure about it.
The correct answer is: subjunctive and conditional.
Subjunctive mood – mood used for the expression of various states of unreality. This include the states such as wish, emotion, possibility, opinion..
Conditional – used for the expression of states: what could happen, what might have happened, and what we wish would happen..
Answer: plateaus
Explanation: there not canyons so you can cross that off and its not the dunes nor the deltas so if you look at the picture you can tell it is the plateaus
Earthquakes are usually caused when rock underground suddenly breaks along a fault. This sudden release of energy causes the seismic waves that make the ground shake. When two blocks of rock or two plates are rubbing against each other, they stick a little.
