Direction:- In the following question, two columns are given containing three phrases each. The phrases are labelled A, B, and C in the first column and P, Q,  and R in the second column. A phrase from the first column may or may not connect with a phrase in the second column to make a grammatically and contextually meaningful sentence. Identify the correct option given below that gives the correct sequence in which one or more sentence can be formed. If none of the options makes it possible for a meaningful sentence to be formed, indicate 'None of these' as your answer.
 

Column 1	Column 2
(A) In 1969, during the fourteenth year of the Vietnam War	(P) Were ally with Vietnam
(B) Chinese scientist named Sin Moo was appointed the head of the research group	(Q) It has medicine that could be administered to the soldiers
(C) The unit was known only by its code name: Project 52763.	(R) Many soldiers were dying of malaria in the jungle