Answer:
Maritime tropical Pacific air mass
Step-by-step explanation:
The Maritime tropical air masses are originated in the tropical oceans of both the hemispheres. It generally forms in the region between 15° to 35° latitude. It is denoted by (mT). In the northern hemisphere, the places that lie in this region are the northern Pacific ocean and the northern Atlantic. They are characterized by high temperatures and rich in moisture content (high humidity). This air mass during winter moves towards the land areas in the form of wind breeze affecting places like Mexico and Texas, that experiences hot and humid weather during the summer season.