Cho biết hiệu ứng sau đây do công cụ nào tạo thành? abc
A.![img1](https://cungthi.online/upload/questionbank3_20201220/eduquestion/202049151455421691202/image202049151455421691202545762_images/image202049151455421691202545762_img1.png)
![img1](https://cungthi.online/upload/questionbank3_20201220/eduquestion/202049151455421691202/image202049151455421691202545762_images/image202049151455421691202545762_img1.png)
B.![img1](https://cungthi.online/upload/questionbank3_20201220/eduquestion/202049151455421691202/image202049151455421691202149309_images/image202049151455421691202149309_img1.png)
![img1](https://cungthi.online/upload/questionbank3_20201220/eduquestion/202049151455421691202/image202049151455421691202149309_images/image202049151455421691202149309_img1.png)
C.![img1](https://cungthi.online/upload/questionbank3_20201220/eduquestion/202049151455421691202/image202049151455421691202641743_images/image202049151455421691202641743_img1.png)
![img1](https://cungthi.online/upload/questionbank3_20201220/eduquestion/202049151455421691202/image202049151455421691202641743_images/image202049151455421691202641743_img1.png)
D.![img1](https://cungthi.online/upload/questionbank3_20201220/eduquestion/202049151455421691202/image202049151455421691202245290_images/image202049151455421691202245290_img1.png)
![img1](https://cungthi.online/upload/questionbank3_20201220/eduquestion/202049151455421691202/image202049151455421691202245290_images/image202049151455421691202245290_img1.png)
Đáp án và lời giải
Đáp án:B
Lời giải:
Vậy đáp án đúng là B.