A few common family relationships are brother and sister, mom and dad, son and daughter, father and son and mother and daughter.
There are many many other family relationships but those were just a few.
I hope this helped! If you have any other questions feel free to ask! :-)
C is the answer!!!!!!!!!!!!!!!!!!!!!!!
The correct answer is letter B. The food molecules that cannot be digested need to be eliminated from the body. This can be done by taking in certain kinds of medicines that stimulate the digestive tract to pass out the food molecules that are indigestible.