Use the dictionary entry for crude to answer the question.

crude

crude [‘krüd] adj

from latin crudus

1. the quality of being unchanged from the original state

2. the quality of being primitive or uncultured

3. the quality of being obvious

4. the quality of being rough in execution

use context clues to choose the sentence that best uses the fourth definition of the word crude.

rather than being subtle, selma was rather crude in the way she conducted herself at the meeting.
elijah and his brother quickly built a crude shelter that would keep them warm and dry through the night.
thelma’s knowledge of art and poetry showed the rest of the diners that she was far from crude.
there was oil to be found on the property, but it was crude and would need to be processed.

Match each persuasive technique with the excerpt that uses it. expert opinion association emotional appeal scientific data compared to the yearly average of 6.5 million square kilometers between 1979 and 2010 for september, the arctic sea ice shrank below 4 million square kilometers in september 2012, which is lower than any minimum value observed in the last three decades. (european environmental agency, “the melting arctic") arrowright according to morten olsen, chair of a recent arctic council assessment of changes on arctic snow-and ice-conditions, "changes in the climate and cryosphere risk fundamentally altering the arctic ecosystems." (european environmental agency, “the melting arctic") arrowright sip a cup of turbo brown to taste the liberating power of flying through your day's work like a cruising jet. arrowright if we don't step up our efforts, the melodious songs of these beautiful birds might be silenced forever. arrowright