Q. There is a change in the values of the bulk modulus and density across the Gutenberg discontinuity (from mantle to outer core). Which one of the following statements is CORRECT?
A. Both bulk modulus and density increase.
B. Both bulk modulus and density decrease.
C. Bulk modulus decreases and density increases.
D. Bulk modulus increases and density decreases.
![Determine the correctness (or otherwise) of the following Assertion [A] and the Reason [R]](https://www.gkseries.com/blog/wp-content/uploads/2023/10/Determine-the-correctness-or-otherwise-of-the-following-Assertion-A-and-the-Reason-R.jpg)
