• Why "extreme" is the correct answer:
Correct Spelling: Extreme (e_x_t_r_e_m_e) is the only word in the list that is spelled correctly according to standard English rules.
Contextual Meaning: In the context of technology changing rapidly, "extreme speeds" makes perfect sense. It implies that technology is moving at an incredibly fast or high-intensity pace.
Part of Speech: Here, "extreme" acts as an adjective modifying the noun "speeds."