A patient presents to the emergency room. She is anxious and having difficulty breathing. On further assessment, you hear wheezing when auscultating her lungs and you notice large hives on her body. What are you worried about in this patient?

She may be developing anaphylactic shock.

She needs replacement of fluids with blood products asap.

She needs to have anticoagulants started as she may have obstructive shock due to a pulmonary embolism.

She possibly has pneumonia and needs antibiotics to be started after blood cultures are drawn.