The correct answer is - B. less rainfall and temperature swings between seasons.
The continental climates are under heavy influence of the continental air masses, which are warm and dry, or cold and dry. The influences of the sea are minimal and only in certain parts of the year.
These climate types experience the change of four seasons, spring, summer, autumn, and winter, all of which have their own unique characteristics.
The spring and the autumn are mild, and are usually the periods when most of the precipitation occurs.
The summers are very hot and dry, while the winters are very cold and dry.
The temperatures from the summer and the winter may range up to 70 C degrees, with having 35 C degrees above zero in the summer, and 35 C degrees bellow zero in the winters. These climate types are mostly found deeper into the mainland of the continents.