Read each sentence identify whether the statement is comparing or contrasting 11. Alyna can sing as beautifully as Erich

12. A sweet apple is as nutritious as a ripe mango

13 Manelee went on shopping but she didn't buy anything

14 Grandmother's house is as big as our house.

15. I didn't win the contest, though, I was one of the crowd's favorite.​

Explanation:

When comparing two things you are showing how similar they are based on their attributes, while contrasting is basically the opposite. When contrasting you are showing that the two items do have some difference. Using this information we can say that the following sentences can be characterized as following...

11. Alyna can sing as beautifully as Erich - comparing

12. A sweet apple is as nutritious as a ripe mango - comparing

13 Manelee went on shopping but she didn't buy anything - contrasting

14 Grandmother's house is as big as our house. - comparing

15. I didn't win the contest, though, I was one of the crowd's favorite.​ - contrasting

b. his ability to use formal language to stress strong feelings