In this task, you are given a context and four options. Each option is a suggested ending for the context. You should read the context and pick the best ending for the context. Please answer with "A", "B", "C", and "D".

[header] How to measure the size of a tv screen [title] Place the tape measure or measuring stick in the lower left hand corner of the tv's screen. [title] Be sure to start measuring where the actual screen begins, not from the plastic frame of the tv (known as the bevel). [title] Extend your tape measure or measuring stick to the upper right hand corner of the tv screen (diagonally from where you started). <sep> (A) [title] Count the number of inches on the left hand side that is the length of the outer frame of the tv. [step] If the number is ten inches, multiply that by two. (B) [step] Use a 3ds or millimeters. [title] Stick the measuring tip of your tape measure to the left hand corner of the tv's screen. (C) [title] Record the length between these two corners. [step] This is the screen's size. (D) [title] Measure the depth of the tv screen, not just its height. [title] Set your station to measure the width and shape of the screen itself, in inches.
C