A Patient Is Admitted with Right- and Left-Sided Heart Failure

A patient is admitted with right- and left-sided heart failure.The nurse's assessment reveals that the patient has 3+ pitting edema on the sacrum,blood pressure of 176/98 mm Hg,and bilateral crackles in the lungs.The patient is experiencing shortness of breath and chest discomfort.On the basis of this information,how would the nurse evaluate the patient's preload status?

A) The patient is hypovolemic and has too little preload.
B) The patient is experiencing congestive heart failure (CHF) and has too little preload.
C) The patient is experiencing heart failure and has too much preload.
D) The patient is hypertensive and the preload is not a factor.