It is b. If I am wrong I am sorry
Letter B is correct answer that what I am thinking
Based on a ruler in centimeters, with ten divisions between each centimer mark, you will have marks at every 0.1 cm.
Then, the measure of the length of a metal rod should have 1 decimal place.
That decimal place means mlimiters, given that 1 mm = 0.1 cm.
Answer: 1 decimal place
I guess metaphase? but i’m not sure since all of them are the phases of mitosis