Which sentence is an example of technical writing?

A.
The following passage describes the chemical properties of the organic compound.
B.
My opinion of the legal statute is based on the aforementioned court rulings.
C.
Automatic-off is disabled when the printer establishes a wireless connection.
D.
The sea churned and swirled, sending spray high into the air.
E.
Here’s how my results improved, from a runner’s perspective.