which group contains only organs in a human body?\no heart, brain, skin\no skin, blood, neuron\no neuron…

which group contains only organs in a human body?\no heart, brain, skin\no skin, blood, neuron\no neuron, heart, stomach\no stomach, blood, brain
Answer
Answer:
A. heart, brain, skin
Brief Explanations:
An organ is a group of tissues working together. Heart, brain, and skin are organs. Blood is a body - fluid, not an organ. A neuron is a single cell, not an organ.