<prompt> Which of the following is associated with atherosclerosis ?Chlamydia trachomatisChlamydia pneumonaeChlamydia psittaciChlamydia gingivalis  <response>: Ans. is b i.e., Chlamydia pneumonae o Epidemiologic studies have demonstrated an association between serologic evidence of C. pneumoniae infection and atherosclerotic disease of the coronary and other arteries. 