Of the six kingdoms now recognized, A.
four are plants, and two are animals.

B.
four are bacteria, and two are eukarya.

C.
two are prokaryotes, and four are eukaryotes.

D.
two are eukaryotes, and four are prokaryotes.

idk but if i had to take an educated guess i’d say a c d

Ibelieve the answer is c. 

The answer to this will be from your lab notes/procedure. it would be best to ask another student who participated in the lab as we do not know what was done, what enzyme or if the temperature is celsius or fahrenheit. if i were to guess though i'd say the rate stopped due to enzyme denturing at high temperature