Which sentence is the clearest example of a child behaving hysterically? A. Fernando offered to share his slice of cake with his best friend, Susie.
B. Denny screamed, cried, and threw all of his toys onto the floor.
C. Ana sat in a corner, scowling, and refused to speak to anyone.
D. Hakim picked out a tune on his toy piano all by himself.

Explanation:

B

The answer would be B

Explanation:

Because that's what they looking for

c.) polymerase chain reaction

- "unlike the original dna fingerprinting method, dna profiling does not use restriction enzymes to cut the dna. instead it uses the polymerase chain reaction (pcr)? to produce many copies of specific str sequences. pcr is an automated procedure that generates lots of copies of a specific sequence of dna."

✿   this landform has a high elevation and a high relief

✿   this landform is a mountain