Answer:
Parallelism - “We have petitioned; we have remonstrated; we have supplicated.” example: “And what have we to oppose [the British government]? Shall we try argument?” His point: we have nothing to fight them with because arguments don't work.
Using words to communicate with another person
Answer:
Finger counting in my country usually starts with the index finger, then it goes down to the middle for two, ring for three, pinky for four, thumb for five. Sometimes it starts with the pinky finger. It's backwards when compared to France, but not very different. Neither makes more sense than the other, however it seems to be easier the American way.
A is wrong you wouldn't say "is" you would say are.
B is wrong to because "was" is not the correct verb to use.
D is wrong because key, should be plural, keys
C is correct, because it has subject and verb agreement.