Consider the following statements: 1. The tertiary is the most significant period in India's geological history because the Himalayas were born in this period. 2. Pleistocene is marked by cold climate and wide spread glaciation. Which of the above statements is/are correct?

• A. 1 only
• B. 2 only
• C. Both 1 and 2
• D. Neither 1 nor 2