Which one of these sentences uses grammatical punctuation?
The ice on top of the pond didn't seem very thick, so in order to ensure our safety we decided not to go skating.
Choose 1 answer:
Choose 1 answer:

(Choice A)
A
The ice on top of the pond didn't seem very thick, so—in order to ensure our safety—we decided not to go skating.

(Choice B)
B
The ice on top of the pond didn't seem very thick, so in order to—ensure our safety we decided—not to go skating.

(Choice C)
C
The ice on top—of the pond didn't seem—very thick, so in order to ensure our safety we decided not to go skating.