If the underlined word is only 'barking', then the correct answer is B) present participle, because those are used to form present progressive tense, as is the case here.
A) would be 'barked'.
C) would be 'bark/barks'.
D) would be 'barked', the same as A.
It proves that they too have laws of their own and the white people are trying to diminish their freedom laws with oppression laws.<span />
The right answer for the question that is being asked and shown above is that: "vintage computers." The topic that is narrow enough to be the subject of a descriptive essay is the idea of <span>vintage computers. It is very narrow that it talks about the specifics.</span>