16. what is the text intended to?a. to tell about how make fire from ice
b. to retell aboutFadlan and Salma's experiment
c. to inform about school science project
d. to tell about student's school experiment.
17. why did they need refrigerator on their project? Because......
a. it will help them to cool the grass
b. it will make the ice save from the sunlight
c. they will use it to make ice for their experiment
d. they will keep their drink cool inside it.
18. what did the experiment show?
a. ice could make fire
b. ice could be used as lens to make fire
c. ice could burn the grass
d. we could make ice in a bowl.
19. what is main idea of last paragraph?
a. Fadlan and Salma were doing their science project
b. Mrs. Ratna was not happy with the experiment result
c. Fadlan and Salma did their experiment at school
d. Fadlan and Salma finally got success on their experiment.
20. "She also gave them reward" (Pargh. 3) The word "she" refers to......
a. Mrs. Ratna
b. the teacher
c. Fadlan's teacher
d. Salma.
21. "She also gave them reward" (Pargh. 3)
the underlined word has closest meaning with....
a. task
b. punishment
c. prize
d. retribution.

tolong dijawab yang bener ya kak, makasih​