Complete Question
The Complete Question is attached below
We have that the Cartesian components of tension
is
From the Question we are told that



Generally the equation for
is mathematically given as

Where

Therefore



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Accuracy describes how close a measurement is to the truest value while precision shows how close the measurements are to one another when repeated analysis of the same measurements are performed. Precision most likely is free from any any variation.
I believe it would be D a change in direction of motion