The correct answer is B. Netscape.
Netscape is a web browser that was developed by Netscape Communications Corporation in 1994. It was one of the first graphical web browsers and was instrumental in the popularization of the World Wide Web. Netscape was released as freeware in 1998 and was later acquired by AOL in 1999.
Eudora is an email client that was developed by Qualcomm in 1988. It was one of the first email clients to support multiple protocols, including POP3, IMAP, and SMTP. Eudora was released as freeware in 1997 and was later acquired by Mozilla in 2007.
FTP is a file transfer protocol that is used to transfer files between computers over a network. FTP is a standard protocol and is supported by most operating systems.
Telnet is a terminal emulation protocol that is used to connect to a remote computer. Telnet is a standard protocol and is supported by most operating systems.
Eudora, FTP, and Telnet are not used to browse and search for information on the Internet. Netscape is the only option that is used to browse and search for information on the Internet.