The answer is Auguste Comte
The answers are
1._C.<span>The Chicago tribune published an article about President Obama.
</span>2._C.Does your University offer Chinese language classes?
3._A.<span>One of Mary Cassatt's paintings is Little Girl in a Blue Armchair.
4._</span>C.<span>Leo</span>
i had been told to do it by him
<span> B. He puts on his best clothes. </span>