Consider the following statements each with one or two blanks. (i) Camel's skin does not possess__ glands. (ii) The Siberian crane migrates from Russia to India as the ___ approach. (iii) Many birds living in polar regions__ to warmer regions in winters. (iv) The places near the equator are usually__ because near the equator Sun's rays fall__. Fill up the blanks by selecting the correct option.

• A. (i) (ii) (iii) (iv) Sweat Winters Migrate Hotter, Vertically
• B. (i) (ii) (iii) (iv) Sweat Winters Hibernate Hotter, Horizontally
• C. (i) (ii) (iii) (iv) Sweat Summers Migrate Colder, Horizontally
• D. (i) (ii) (iii) (iv) Sweat Summers Migrate Colder, Vertically