Can anybody Answer these questions

Hope this helps

1)His early work ranged widely in style and subject matter, and displayed considerable understanding of modernist painting: Lichtenstein would often maintain that he was as interested in the abstract qualities of his images as he was in their subject matter.

2) POP Style

3)$27m-$47

Explanation:

the sculpture i am pretty sure you are talking about is the statue b. the david statue now lives in the galleria dell'accademia, florence, italy. it was made by ‎michelangelo.