What Is Medicare Part B? Medicare Part B (medical insurance) is part of Original Medicare and covers services and supplies that are medically necessary to treat your health condition. This can include outpatient care, preventive services, ambulance services, and durable medical equipment.
The Modern Language Association (MLA) specifies a standard format for essays and research papers written in an academic setting: 1  One-inch page margins. 2  Double-spaced paragraphs. 3  A header with author's last name and page number one-half inch from the top of each page.
Alignment / Line Spacing. All documents following APA guidelines are required to be aligned left and double-spaced throughout the entire document. Be sure not to include additional spacing between paragraphs, headings, etc.