PLZ HELP Each sentence below comes from a different presentation. Based on these sentences, which organizational structure does each presentation use?

"We will examine the cultures of native peoples from Africa, Asia, and Europe."
"We will look at a timeline of events that led to the sinking of the Titanic ocean liner in 1912."
"Industrial pollution has led to global warming, which in turn is heating up the Earth's atmosphere."
"I will first point out the many similarities between 1920s fashions and clothing design today, and then I will discuss the many ways that fashion has changed since that time."

Each sentence below comes from a different presentation. Based on these sentences, which organizational structure does each presentation use?

"We will examine the cultures of native peoples from Africa, Asia, and Europe."

✔ topical order

"We will look at a timeline of events that led to the sinking of the Titanic ocean liner in 1912."

✔ chronological order

"Industrial pollution has led to global warming, which in turn is heating up the Earth's atmosphere."

✔ cause and effect

"I will first point out the many similarities between 1920s fashions and clothing design today, and then I will discuss the many ways that fashion has changed since that time."

✔ comparison and contrast

Explanation: