To answer this question, you need to understand the concept of servlet processors and the technologies developed by Apache Foundation and Sun.
Option A) Apache Tomcat - This option is correct. Apache Tomcat is a servlet container developed by the Apache Foundation in collaboration with Sun Microsystems. It is an open-source software implementation of the Java Servlet, JavaServer Pages (JSP), and WebSocket technologies.
Option B) Apache Web server - This option is incorrect. Apache Web server, also known as Apache HTTP Server, is a web server software developed by the Apache Software Foundation. While it can be used to serve static web pages, it is not specifically designed as a servlet processor.
Option C) Sun servlet processor - This option is incorrect. While Sun Microsystems, now Oracle Corporation, has contributed to the development of Java technologies, there is no specific servlet processor named "Sun servlet processor."
Option D) None of the above is correct - This option is incorrect. The correct answer is Apache Tomcat, which is the servlet processor developed by the Apache Foundation and Sun Microsystems.
The correct answer is A) Apache Tomcat. This option is correct because Apache Tomcat is the servlet processor developed by the Apache Foundation and Sun Microsystems.