Question

Questão 12 - In the fragment “T̲h̲i̲s̲ can either stop us catching coronavirus in the first place or at least make Covid less deadly.” from the text Coronavirus Vaccine: When Will We Have One?, the referent of the underlined word is: *
(A) “The vast majority of people are still vulnerable to a coronavirus infection.”
(B) “It is only the restrictions on our lives that are preventing more people from dying.”
(C) “Vaccines safely teach our bodies to fight the infection.”
(D) “The vaccine, alongside better treatments, is ‘the’ exit strategy.”
(E) “There are now 11 vaccines in the final stage of testing.”

por favor me ajudem.

Answer 1

Resposta:

Alternativa D, "this" refere-se a uma vacina.