A 24-year-old female collapses while running with her boyfriend. Although emergency services are called immediately, she is unable to be resuscitated. She has a family history of sudden cardiac death. At autopsy, a patch of fibrosis is identified on the outflow tract of the left ventricle. Which of the following other features is present? 

a) Dilation of all four cardiac chambers

b) A thickened interventricular septum

c) Dilation of the right ventricle with fatty infiltration and fibrosis of the posterior wall

d) An intraluminal coronary artery thrombus

e) A bicuspid aortic valve with severe dystrophic calcification