Consider the following verb phrases taken from an academic argumentative text:
has long been
witnessed in the clause "the late 20th century witnessed ..."
suggests and empowers
Based on these forms and their uses in English, analyze the assertions below:
I.Has long been represents the Present Perfect Simple, indicating a state that started in the past and continues to the present.
II.Witnessed (in "the late 20th century witnessed ...") is in the Simple Past, referring to a definite time in the past.
III.Suggests and empowers are in the Simple Present, used here to express facts or theoretical truths within the author's argument.
Mark the option that presents only the correct statements.