63. COVID-19 pandemic outbreak leads to millions of death globally and these catastrophes are caused by the life-threatening SARS-CoV-2. Which of the following statements about the SARS-CoV-2 is NOT correct? (A) belongs to coronavirus carrying single-stranded RNA (B) only affects the upper and lower respiratory tracts (C) accesses host cells via the receptor for ACE2 (D) uses glycoprotein spike to connect to ACE2 receptor (E) none