Which sentence in the passage uses parallel structure?

Then in the 1950s part

Explanation:

Fashion forecasting involves predicting future trends by observing changes in the curent situation and learning from the past trends.

Explanation:

All the sentence elements (namely forecasting, predicting, observing, and learning) are constructed in a similar manner.

every four years the american people choose a new president, and 1988 is one of those years."

the correct answer is a "it describes nora and mrs. linde's relationship". opcions b and d are not related to the content of the passage in any way. option c could be appropiate but it does not fully capture the effect of the dialogue, while option a is quite appropiate, since the dialogue not only exemplifies the relationship between the characters, but it also captures the effect in the excerpt. we get to know that mrs linde bosses around and already knows nora.