Most common bacteria responsible for the following condition seen in a child who presents with high grade fever and sore throat is?
Enlarged & congested tonsils with palatal petechiae- suggestive of acute pharyngotonsillitis due to Streptococcus pyogenes :group A beta hemolytic streptococcal infection
Group A streptococcus
Group B streptococcus
Corynebacterium diphtheria
Staphylococcus aureus
Respiratory infections