Which action would most likely create a light wave ? A- pouring water into a pile of dirt

B- hitting a drum with a drumstick

C- producing a fire from fuel

D- dropping a pebble in a pond

The answer that h are looking for is c

Some of her  assignments would be creation of drugs. she is a medical chemist after all so she'd need to have the necessary knowledge to make medicine which can later be sold in a pharmacy