What is the main point of the passage? Select one:

a.
Van Gogh was the most famous painter of the Impressionist era.

b.
Art conservationists can always restore art.

c.
Artists’ paints can eventually damage the canvasses.

d.
Ultraviolet rays can cause chemical reactions.

Please help D:

You have a liquid that exhibits diltancy. you want to pour it from a bottle. what should you do to the bottle before pouring

Polar bears give birth and hunt on sea ice. which of the following would polar bears survive during the melting of arctic ice? growing another layer of fur during summer migrate inland to search for different food sources staying put until the ice refreezes sticking to the usual diet of seals

If you try to move a piano and are unable to move it, did you perform any work in the scientific sense of the word? yes? or no? this question is worth 20 points! let it be correct!