Answer:
a.humid subtropical
Step-by-step explanation:
Subtropical climates are often characterized by hot summers and mild winters with infrequent frost. Most subtropical climates fall into two basic types: humid subtropical , where rainfall is often concentrated in the warmest months (e.g. South China and the northeastern Southern Cone), and dry summer or Mediterranean climate, where seasonal rainfall is concentrated in the cooler months (e.g. the
Mediterranean Basin and the west coast of the continental United States