Hello!
"Quickly" is an adverb since it is describing the verb, "sped."
It answers the question "how did it speed?" - It sped <em>quickly</em>.
Answer:
Its either the first option (on the left)
or the bottom option on the left
(other words its either "A study found that playing certain games gave students more confidence" or "video games have benefits in the classroom besides grabbing students interest"
Answer:
a. The second sentence provides background for the first
Explanation:
According to the first sentence, research has proven that colorful and vivid advertisements helps to attract more people.
Additionally, the second statement says that marketers use various research studies to develop their advertisement.
The relationship between the two sentences is that the second sentence provides background for the first by explaining how the market research has helped.
Disneyland, founded in 1955, gave Americans a more thrilling and enjoyable ride. One of the country’s first theme parks, the theme park and its all-American cartoon style was incredibly popular with children and adults alike. While ferris wheels and boat rides were more common at the time, rollercoasters were considered dangerously exciting, thus appealing to the younger demographic.