Which of the following are methods of relative aging of rocks? select the three correct answers.

How often do neap tides occur? a. about once a month b. about twice a month c. about once a year d. about twice a year

Paint should be stored and mixed in an osha-approved room with all of the following, except: a) adequate ventilation b) ventilation hoods c) unshielded electrical devices d) fire extinguishers

Iknow this isn't a question, but is there someway to ask a question under public safety or is there no category for it? i don't know if i'm overlooking it or not.