Which of these is true about the second phase of the green revolution?

Correct option is A

The second phase of the Green Revolution covered the period of the 1980s.
It aimed to further increase agricultural productivity by introducing new technologies, high-yielding varieties of seeds, and modern agricultural practices in areas with irrigation facilities.
This phase aimed to sustain and build upon the achievements of the first Green Revolution, which primarily focused on the 1960s and 1970s.