Q638842 - Prefeitura de Fortaleza - CE - 2017 - Prefeitura de Fortaleza - CE - Professor - Língua Inglesa

Read the text below to answer question.

Concerning the verb tense used in “we have been concerned for years" (lines 5-6), it is correct to say that:

a) it could be rewritten in the simple present (“we are concerned for years”) because the action is still true.
b) it could be rewritten in the simple past (“we were concerned for years”) because the action started in the past.
c) the idea of the expression “for years” triggers the use of the present perfect.
d) the expressions “for years” can be replaced with “since years” with no change in meaning.