I think you forgot to give the options along with the question. i am answering the question based on my knowledge and research. "Panama's sole control over the Panama Canal" is <span>one of the main factors attributed to Panama's booming economy. I hope that this is the answer that has come to your help.</span>
"Silk Road trade routes" is the one route among the following choices given in the question that he would most likely follow to achieve his goal. The correct option among all the options that are given in the question is the third option or option "c". I hope that this is the answer that has come to your desired help.
The correct answer is steppes. I hope this helps.
Pacific Ocean
Sharing a common border throughout its northern extent with the United States, Mexico is bounded to the west and south by the Pacific Ocean, to the east by the Gulf of Mexico and the Caribbean Sea, and to the southeast by Guatemala and Belize.
Hope it helps you