Use the correct form of the word given to complete each sentence

III. Use the correct form of the word given to complete each sentence.
15. Three..................were absent today. (compete)
16. The president praised her................. (brave)
17. The..................of food and water caused his death. (short)
18. Because of this...................we dismissed him from the company. (honest)
giải thích (k cũng đc)