The measure of the angles supplement is 30 more than four times that of its complement. find the measure of the angle described

Which statements about the two fossil images are correct? 1. cave bears are ancestors of plateosaurus. 2. plateosaurus were present on earth before ostracoderms. 3. ostracoderms were the first to die. 4. plateosaurus died after the ostracoderms. 5. cave bears are the oldest fossils.

Iknow this isn't a question, but is there someway to ask a question under public safety or is there no category for it? i don't know if i'm overlooking it or not.

Which is these sentences can be deleted from the first paragraph sentence 4 sentence 2 sentence 5 sentence 3