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The highlighted part is incorrect as the right preposition to be used with the noun 'country' here is 'in'. II is incorrect as the use of the determiner 'any' is made to refer to one of many things; but here we have a plural noun 'countries'. Both I and III can make the sentence grammatically correct or meaningful. C is the right answer.
What is a deadlock in a computer system?
What is dynamic programming?
A problem is said to be NP-hard if:
Suppose we have a printer shared between various machines in a network, and any machine or computer in a network can send a print request to the printe...
Which data structure is used for efficiently implementing dynamic sets and supports operations like insert, delete, minimum, maximum, predecessor, and ...
Which method is commonly used for error detection at the Data Link Layer?
What is a resource in the context of deadlocks?
Which recovery strategy involves reinstalling the operating system and applications, followed by restoring user data from backups?
Which topology covers security, robust and eliminating traffic factor?
Which network layer protocol is responsible for multicasting, where a packet is sent to multiple destinations simultaneously?