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 feed a warm season lawn [title] Take a soil sample of your lawn. [step] A soil sample will give you an evaluation of the nutrients and determine what amendments or fertilizers will work best for your lawn. To take a sample, use a gardening spade and dig 5 holes that are 6-8 inches (15-20 cm) deep in several areas of your lawn. <sep> (A) [substeps] Avoid digging any deeper than the hole you are taking your soil sample from. Digging 4 holes too deep, or too small, could cut off the nutrients your soil provides for its root system, which could cause your grass to die. (B) Put the soil that you unearthed in a clear container and send it to your nearest cooperative extension. [substeps] You can take samples of your soil annually to keep up with the changes in nutrient content. (C) If the holes are shallow, use a flashlight or electronic device to locate the depth on the soil. [substeps] You can purchase soil samples at most major gardening and home improvement stores. (D) [substeps] Be careful, as you could trip on a garden hose and injure yourself. You can disinfect the soil during use by using two or three levels of bleach to dissolve it, then repump if necessary.
B

[header] How to make a todo list on your iphone [title] Invoke siri. [step] Press and hold your iphone's home button until you hear two beeps indicating that you can ask siri a question. [title] Tell siri what to remind you about. <sep> (A) [step] At the phone's screen, you will be asked if there is anything you want to add to the list. Refer to siri before proceeding to any foods or herbs on the list to make sure " extras " are included. (B) [step] Siri will tell you to remind you what time to wake up so that you can think of what to make on your todo list. [substeps] To make todo lists, tap the sleep/wake button, then toggle " home " to " sleep. (C) [step] Siri should ask you the following questions. [substeps] What are your venturabos? Are there any themes you want reminded? What do you want to be remembered? [title] End your list. (D) [step] Speak into your microphone (at the bottom of your phone) naturally as you would with another person, and with clear articulation. Say " remind me to buy milk at 6 pm.
D

[header] How to uninstall stopzilla [title] Make sure that you log on as system administrator. [step] Save and then close all other software you are running. : in case that you are using a windows device as non-administrative account, you may need to log off that user account. <sep> (A) You can manually uninstall the latest version of stopzilla on your computer by double-clicking the shortcut icon. [substeps] If you are using a mac, you should install an administrator account for your computer. (B) If this is the case with the user account that you intend to uninstall, review the next step. [title] , click' manage system' /' properties' after this, and then click' privacy. (C) [title] Right click on the stopzilla tray running the windows taskbar, run exit stopzilla command on that menu. [title] For windows xp 3 users, please visit start] programs] stopzilla] launch the uninstall stopzilla item in it to automatically uninstall stopzilla. (D) [title] Using d-pad or simpatory or ds, under system administrator, you will be prompted for permission to access the framework. [title] Click on " allow content to be changed " then click " next ".
C