A student makes measurements from which she calculates the speed of sound as 327.66m/s She estimates that her result is accurate to +-3% Which of the following gives her result expressed to the approp

A student makes measurements from which she calculates the speed of sound as 327.66m/s She estimates that her result is accurate to +-3%

Which of the following gives her result expressed to the appropriate number of significant figures .

A.327.7 m/s B.328m/s C.330m/s D.300m/s