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 a 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 given forms a correct sentence after combination, select ‘None of these’ as your answer.

Column (1)                                                                                                                Column (2)

(A) Rock paintings in the Sahara indicate that horses and chariots                          (D) for people to survive without agriculture.

(B) The camel transformed the desert from a barrier into a still difficult, but many    (E) were used to traverse the desert.

(C) African lakes and rivers already provided enough food                                        (F) accessible, route of trade and communication.