In the following question, two columns are given containing three phrases each. In the first column phrases are A, B, and C and in the second column, the phrases are D, E, and F. A phrase from the first column may or may not connect with a phrase from the second column to make grammatically and contextually correct sentence. There are five options, four of which display the sequence(s) in which the phrases can be joined to form a grammatically and contextually correct sentence. If none of the options forms a correct sentence after combination, select ‘None of these as your answer.

Column 1

Column 2

A. The ensuing wave of travel bans has cut off UK travellers

D. a relatively clean source of fossil energy has soared by more than 50% over the past two decades.

B. Harrison’s project is the world’s first field trial of marine cloud brightening, one of

E. but flight trials of its aircraft complement are expected to be completed, after which the ship
will be fully operational.

C. Methane is the main component of natural gas, whose popularity as

F. Several controversial geoengineering technologies that scientists have studied in the laboratory for decades.

Question

Column 1	Column 2
A. The ensuing wave of travel bans has cut off UK travellers	D. a relatively clean source of fossil energy has soared by more than 50% over the past two decades.
B. Harrison’s project is the world’s first field trial of marine cloud brightening, one of	E. but flight trials of its aircraft complement are expected to be completed, after which the ship will be fully operational.
C. Methane is the main component of natural gas, whose popularity as	F. Several controversial geoengineering technologies that scientists have studied in the laboratory for decades.