Final answer:
The correct option is B. When configuring a wireless access point to operate in a "backwards compatible" mode with a wireless standard of 802.11n in the 2.4 GHz band, the additional supported standards are 802.11b and 802.11g.
Step-by-step explanation:
The additional 802.11 standards that are supported when configuring a wireless access point (AP) to operate in a "backwards compatible" mode with a wireless standard of 802.11n in the 2.4 GHz band are 802.11b and 802.11g.
When configuring a wireless access point to operate in a "backwards compatible" mode with a wireless standard of 802.11n in the 2.4 GHz band, the additional supported standards are 802.11b and 802.11g.