In the following passage, some of the words have been left out and labeled as 1 to 5. Read the passage carefully and select the correct option against the given label which can make the sentence complete.

Year after Kerala’s prompt action quickly brought the deadly Nipah virus infection    (1)    under check in two districts (Kozhikode and Malappuram), the State has once again shown    (2)    in dealing with a reported case. The Kerala police have booked two suspected    (3)    theorists who claimed that the    (4)    of the Nipah virus in the State was an “elaborate hoax” by pharmaceutical companies to     (5)    up their product sales.