Step 1: Understanding the Question:
The goal is to differentiate web browsers from other web-related tools like search engines from the given list.
Step 2: Detailed Explanation:
Let us analyze each software application in the list:
• Mozilla Firefox (A): A free and open-source web browser developed by the Mozilla Foundation. Thus, it is a web browser.
• Google Chrome (B): A proprietary web browser developed by Google. Thus, it is a web browser.
• Microsoft Bing (C): A search engine developed and operated by Microsoft. It is a service to query the web, not a browser software application used to view websites. Thus, it is not a web browser.
• Apple Safari (D): A graphical web browser developed by Apple and pre-installed on Apple devices. Thus, it is a web browser.
• Opera (E): A multi-platform web browser developed by its namesake company, Opera. Thus, it is a web browser.
Step 3: Final Answer:
Therefore, A, B, D, and E are web browsers, which means option (D) is the correct answer.