Read the passage and answer the question. The bone marrow produces millions of normal blood cells every day. These cells come in three varieties: red blood cells, white blood cells, and platelets. The red cells are important carriers, transporting oxygen to all body cells and removing waste products from the cells. White blood cells are the defenders of the body as they protect it from infection and illness. Platelets are small cells which help the blood to clot and prevent hemorrhages. 1 Select the correct answer. What does the author imply in this paragraph?

A. Normal production of blood cells is a necessity for a healthy body.
B. The bone marrow produces three types of blood cells.
C. The three varieties of blood cells are interdependent.
D. Great problems occur when the normal production of blood cells is interrupted.

Website: address: 126 wallace avenue, downingtown, pa 19335 ph no: (484) 875-5400 is your child struggling to learn in a classroom environment? if you live in pennsylvania, consider enrolling them in an online school! 21st century cyber charter school is a pennsylvania online school where our students can receive a high-quality education. we pride ourselves on being the best pennsylvania online school because our staff works extremely hard to allow our students to be successful with our curriculum. our curriculum is currently available for students in 6th-12th grade who wish to learn in a new environment. at 21st century cyber charter school, we offer art and physical education kits, calculators, tablets, and internet tracking software. we believe that each of these items will our students focus on becoming the best student they can be. in order to begin the enrollment process at our pennsylvania online school, visit our website to view the dates and requirements.