You manage a back$-$end database server that feeds content to a front$-$end web server. The database server is segmented from the web server, and configured to deny access without the use of a valid access key. You need a way to entice an attacker into using a specific, nonthreatening access key with the goal of detecting and analyzing the attack. Which of the following will accomplish this objective?

a$.$

Honeyfile

b$.$

Honeypot

c$.$

Honeytoken

d$.$

Honeynet