Q: 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 call the dominican republic [title] Call your landline provider to inquire about long-distance/international rates when calling the dominican republic. [step] If you are considering placing a one-time call, then using your landline may be the most efficient way to go about it. [substeps] Ask specifically about calls within the north american numbering plan, which includes us territories and islands in the caribbean and pacific ocean. <sep> (A) Navigate to the map provided by the dominican republic website and check for a toll-free telephone number in your area. The toll-free number is 59.75-7245. (B) Direct calls are only treated as emergency calls. International calls are sometimes monitored by the dominican republic's customer service administration rather than their local authorities. (C) Once you know this information, call the dominican republic directly from 1-800-855-1020. The dominican republic area code abbreviation is 1-1-3-21. (D) [title] Sign up for an international calling plan with your landline phone service provider. [step] At & t and other phone companies have adopted international calling plans where you pay one fee to call north america.
A:
D