adjust the phase of (something), especially so as to synchronize it with something else.
noun
1.
a distinct period or stage in a series of events or a process of change or development.
2.
each of the aspects of the moon or a planet, according to the amount of its illumination, especially the new moon, the first quarter, the full moon, and the last quarter.
C - It has its own structure, grammar, and word order
Explanation: Linguists have postulated that this is because the sentence contains some unpronounced -- but cognitively real -- logical variables like x and y.
