Which pkg subcommand should you use to identify the package, based on the absolute path to the binary?

While examining an Oracle Solaris 11 system, you discover an unfamiliar ELF binary in the
/usr/bin directory. You want to know which package installed the binary. Which pkg subcommand
should you use to identify the package, based on the absolute path to the binary?

A.
pkg contents

B.
pkg info

C.
pkg list

D.
pkg search