Currently, there is an increasing interest in multiple autonomous mobi

Correct Option C

Sentence exam on
- Parallelism Noun List.
- SV Agreement

Original sentence
Currently, there is an increasing interest in multiple autonomous mobile robot systems due to their applicability to various tasks such as space missions, operating in hazardous environments, and military operations.

Correct Parallelism:
- (space) missions (noun)
- and operations (noun) in (military or hazardous environments)

A. operating in hazardous environments, and military operations.
Wrong:
- Parallelism error, "Operating" is verb doesn't go well with Noun Parallelism.
- "Operating" it wrongly modify "space mission" creates meaning flaw in sentence.

B. operations in hazardous environments, and in military operations.
Wrong:
- Parallelism error.
- usage of preposition "in" makes "operations" noun as a Verb / action refer to another noun "Environment" and "Military" creates ambiguity, also its repeatative usgaes makes it Redundant.
- also its odd to read "operations in Operations"

C. and operations in military or hazardous environments.
Correct:
- Correct Parallelism - with parallelism indicator (,and)
- Operations with use of preposition "in" refer to both (millitary and hazardous environment.
- Operations (in X or Y)

D. operations in hazardous environments, and operations that are military.
Wrong - redundancy and with use of "that" it refers operations are military, creates meaning flaw in sentence.

E. military and hazardous environments operations.
Wrong :
- no parallelism indicator, it doesn't make sense list - "space mission, operations" at the end of the sentence close without parallelism indicator.
- without any conjunction at end, and with (comma) space mission wrongly get modify by military and hazardous environments, creates meaning flaw.

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