Please capitalize where necessary: ¿ what bridges are friendly ( or at least lawful ) between caba and avellaneda ?
A: ¿ What bridges are friendly ( or at least lawful ) between CABA and Avellaneda ?

Please capitalize where necessary: in a world where canberra is successful and wins every argument it makes, will our prime minister be happy when moscow or beijing have their own warrants demanding apple and google use the their australian-inspired processes to compromise a device?
A: In a world where Canberra is successful and wins every argument it makes, will our Prime Minister be happy when Moscow or Beijing have their own warrants demanding Apple and Google use the their Australian-inspired processes to compromise a device?

Please capitalize where necessary: best properties in mellah
A: Best properties in Mellah

Please capitalize where necessary: thoracic radiography and echocardiography may be useful in assessing the severity of myocardial disease, and chest x-rays can be used to detect pulmonary metastasis.
A:
Thoracic radiography and echocardiography may be useful in assessing the severity of myocardial disease, and chest X-rays can be used to detect pulmonary metastasis.