(1) the subject with intent that it be used, introduced, rejected or unavailable in an official proceeding which is then pending or to the knowledge of such person is about to be instituted, the subject:

(a) destroys, mutilates, alters, conceals or removes physical evidence impairing its verity or availability OR

(b) knowingly makes, produces or offers any false physical evidence OR

(c) prevents the production of physical evidence by an act of force, intimidation or deception against anyone