Find the mistake in these following sentences and correct it.
1. Some birds, such as quails, can move (A) instant from a (B) resting position (C) to full (D) flight.
2. He (A) launched (B) out (C) in (D) extravagance.
3. Geochemistry includes (A) the study of the movement (B) of elements from one place to another (C) as a result of (D) processes chemical.
4. Fireflies (A) product light through (B) a complex chemical reaction (C) that takes place within (D) their abdominal cells.
5. Wind is the motion (A) that occurs when (B) lighter air rises and (C) cools heavier air replaces (D) it.
6. Under the crust of the Earth are (A) bubbling hot (B) liquids that (C) sometime rise (D) to the surface.
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