The process of loop scavenge is that the exhaust will be via ports （） the air ports and controlled by the same piston.<br>A:behind<br>B:far from<br>C:adjacent to<br>D:in front of

The process of loop scavenge is that the exhaust will be via ports （） the air ports and controlled by the same piston.
A:behind
B:far from
C:adjacent to
D:in front of

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