David is having trouble breathing, feels out of breath when he rides his bike, and has a hard time catching his breath when he walks any distance. His doctor will most likely check for and recommend a test for ______.
A) respiratory system changes and recommend a physical exercise plan and diet
B) cardiovascular functioning and recommend a physical exercise plan and diet
C) immune system declines and recommend stress reduction
D) both immune and respiratory system declines and recommend medication

Question

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The Answer of David is having trouble breathing, feels out of breath when he rides his bike, and has a hard time catching his breath when he walks any distance. His doctor will most likely check for and recommend a test for ______.
A) respiratory system changes and recommend a physical exercise plan and diet
B) cardiovascular functioning and recommend a physical exercise plan and diet
C) immune system declines and recommend stress reduction
D) both immune and respiratory system declines and recommend medication

David Is Having Trouble Breathing, Feels Out of Breath When