**Shortcut Key Combination for Inserting a New Slide in MS-PowerPoint**

The correct shortcut key combination for inserting a new slide in MS-PowerPoint is **Ctrl + M**. This combination allows users to quickly add a new slide to their presentation without having to navigate through the menu options.

**Explanation:**

To understand why the shortcut key combination **Ctrl + M** is used for inserting a new slide, let's break down the process step by step:

1. **Ctrl Key**:
- The **Ctrl key** on the keyboard is a modifier key that is often used in combination with other keys to perform specific tasks in various software applications.
- In MS-PowerPoint, the **Ctrl key** is commonly used to initiate actions or perform shortcuts.

2. **M Key**:
- The **M key** is a specific key on the keyboard that is associated with the action of inserting a new slide in MS-PowerPoint.
- When the **Ctrl key** is pressed in combination with the **M key**, it triggers the insertion of a new slide in the presentation.

3. **Function of the Shortcut Key Combination**:
- By using the **Ctrl + M** shortcut key combination, users can quickly add a new slide to their presentation.
- This combination allows users to avoid navigating through the menu options to find the "Insert New Slide" command, which can be time-consuming.

4. **Advantages of Using Shortcut Keys**:
- Utilizing shortcut keys like **Ctrl + M** in MS-PowerPoint can significantly enhance productivity and efficiency.
- It eliminates the need to manually search for and select the "Insert New Slide" option from the menu, reducing the number of steps required to perform the task.
- Shortcut keys also help users who are familiar with them to work faster and more smoothly within the software.

In conclusion, the correct shortcut key combination for inserting a new slide in MS-PowerPoint is **Ctrl + M**. This combination allows users to swiftly add a new slide to their presentation, enhancing their productivity and efficiency while working with the software.

Ctrl+M