A doctor is examining three patients. Which symptoms do all three patients have in common?

(1 point)
Responses

{headaches, hair loss, congestion}
{headaches, hair loss, congestion}

{cold sweats, congestion, memory loss}
{cold sweats, congestion, memory loss}

{spasms, memory loss, appetite loss}
{spasms, memory loss, appetite loss}

{fever, joint pain, tiredness}

None of the symptom sets listed include symptoms that all three patients have in common.