Detailed Solution:
The correct answer is “A is true but R is false”.
1) India's GDP growth rate has fluctuated significantly over the past 15 years. There have been periods of high growth, followed by periods of slowdown or even contraction. But, compared to the decades prior to economic liberalization in 1991, India has indeed experienced a significant uptick in its average GDP growth rate.
2) While there has been a general upward trend in India's saving rate over the long term, it hasn't been a consistently increasing one.