A speaker addressing the civic club has trouble making certain sounds. For instance, he is sounding out d instead of th (when he says these or they). He is demonstrating an
A) error of accuracy.
B) error of omission.
C) error of addition.
D) error of substitution.

Question

A speaker addressing the civic club has trouble making certain sounds. For instance, he is sounding out d instead  of th (when he says these or they). He is demonstrating an
A) error of accuracy.
B) error of omission.
C) error of addition.
D) error of substitution.

Quizplus · Accepted Answer

The speaker is substituting the sound of "d" for "th," indicating an error of substitution.

A Speaker Addressing the Civic Club Has Trouble Making Certain