Identify the proposition and the object of the preposition in sentence near the wooded island, two otters played contentedly

How can behavioral science be applied in improving public health? a.by tracking a disease to determine its sourceb.by creating promotions that improve health habitscboth by tracking a disease to determine its source and by creating promotions that improve health habitsd.neither by tracking a disease to determine its source or by creating promotions that improve health habits

Choose the correct form of word to complete the sentence. candies-candy's-candys effects on children's teeth is unfortunate.

Which two lines in this excerpt from leo tolstoy's the death of ivan ilyich together use symbolism to indicate that death is approaching?