The atoms of liquid mercury are a. close together, moving around one another. b. far apart, moving fast, and bouncing off the container walls. c. close together, vibrating in a rigid structure. d. not moving at all.

I believe your answer is A. close together, moving around one another, because any liquid's atoms are close together, but still able to move around.

Choice B was describing Gas atoms.
Choice C was describing a Solid.
And Choice D was not describing an atom, all atoms have to move or vibrate.
In conclusion, your answer is A.
Hope this helps and please mark as brainliest!

The answer is a) taiga because taigas are cold