during your science class you are task to perform an experiment in the science laboratory. what will you do first before performing the experiment? A. enter the science laboratory and start immediately. B. have a risk assessment first together with your teacher to check if there are any hazardous materials that might cause explosion using risk assessment form. C. eat first in the laboratory because you might get hungry during the experiment. D. run along with your classmates to feel energize before the experiment. ​