4. Match the statements from column 1 with column 2 and find which of the following pair
of statements given in the options make contextually and grammatically correct sense.
A. The global nitrogen-use efficiency is low, resulting in pollution by reactive nitrogen
which threatens human health,
B. The second Scorpene submarine Khanderi has completed all trials in the final stages
C. The government had announced the SGB scheme in an effort to wean people away
from purchasing physical gold
D. ecosystem services, contributes to climate change and stratospheric ozone depletion.
E. and encourage them to buy gold bonds instead.
F. and is expected to be commissioned into the Navy by end April or early May.