What are the thee types of weak bonding

If the root word engage means “to connect with something,” what does the word disengage mean in the following sentence? he disengaged the gears by stepping on the clutch pedal.a.added more engine powerb.activated a connection to the pedalc.stalled the engined.released a connection to the pedal

Which best explains why an iceberg floats?

The climate of the continental united states is generally 1. tropical 2. temperate 3. arctic 4. highland