Someone
which sentence from the paragraph uses a problem-solution structure?

"then two massive fires flared up within two blocks of each other in the western addition section of the city."

"the fire in the mission district was subdued with water found blocks away in a hydrant."

"the main reservoirs of water for the city were 20 miles away, and some of the pipelines to them had been destroyed because they were constructed along the quake’s fault line."

"at one point it became a three-mile-wide wall of raging flames with billowing black clouds of smoke."

"The fire in the Mission District was subdued with water found blocks away in a hydrant." is the sentence which uses a problem-solution structure.

In a sentence containing a problem-solution structure, you should be able to identify:

What could help is to look for a "pivot verb" which serves as the transition from the problem to the solution. These are usually action verbs, like subdue in the text. Other examples could be fix, address, solve, respond to, etc.

the sample answer on e2020

conflicting values are demonstrated between two different groups in animal farm. first, the farm animals value hard work. this is shown by them working late and working long hours at the request of the pigs. napoleon and the pigs, however, sleep late daily. furthermore, the animals value equality. this differs from the value of napoleon and the other pigs. instead of equality, they value only gaining power and maintaining their own privilege, which is demonstrated by their taking extra milk and sleeping in beds.

can you tell me the answers to this