Select the incorrectly spelt word from the given sentence.
An increasingly smart navigation aids in the cockpit brought far greater precision and effeciency to route planning.
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e. effeciency.
The incorrectly spelled word in the sentence is "effeciency." The correct spelling is "efficiency."
The term "efficiency" refers to the ability to accomplish a task with the least amount of wasted time, effort, or resources.