Give an example of how the cardiovascular system and the lymphatic system work together

The heart is a good example in a human. 

Hope I helped

The lymphatic system works with the cardiovascular system to return body fluids to the blood.the lymphatic system and cardiovascular system are called the body's two circulatory system the lymph the clear liquid found in the lymphatic system,us moved along in lymph vessels by the squeezing action of smooth muscles and skeletal muscles hope I answer your question correctly

The answer is c establishing proper sleep hygiene

Yes yes yes very good