Given the task definition and input, reply with output. 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 define a variable in spss [title] Launch ibm spss statistics. [step] The data editor window will open. [title] Click the variable view tab in the lower-left corner of the data editor window. <sep> (A) [title] Type [name] in the first cell under the name column, and then press the enter key. [step] Under the type column, click numeric, and then click the ellipses button that appears next to it. (B) [step] You can use the calculator icon beside the tab. [substeps] You will see a list of variables from earlier versions, like n1878 and later. (C) [title] Locate the variable view tab located at the bottom of the data editor window, and click on it. [title] Set the variable view tab's alignment section to the right of the registry runtime window, and highlight " new variable " in the drop-down menu. (D) [title] Select the units of the equation you want to calculate. [step] The units of the equation will appear in the, below the column of data.
A