SD card slot does not appear

Which THREE troubleshooting steps should be attempted if the SD card slot does not appear in System Profiler on MacBook Pro (13-inch, Mid 2009)? SELECT THREE
A. Reset PRAM.
B. Reset the SMC.
C. Force the card into the slot.
D. Back up user data, then erase and reinstall Mac OS X.
E. Remove and reinsert the card with a third party SD card adapter.
F. Start up from the Mac OS X Installer DVD or external disk and check System Profiler.
[toggle title_open=”Close Me” title_closed=”Answer” hide=”yes” border=”yes” style=”default” excerpt_length=”0″ read_more_text=”Read More” read_less_text=”Read Less” include_excerpt_html=”no”] A, B, F[/toggle]