How to use the words dedicated and obstacle in a sentence

Which two sentences represent main ideas of this article?

What happened to Jews to caused them to be treated as trash?

On saturday, 1/8 of the people who visited were senior citizens, 1/8 were infants, 1/4 were children, and 1/2 were adults. how many of each group visited the zoo saturday?

do we practice something because we are good at it or do we become good at something because we practice it?

Read the excerpt from My Story Another time he went to see about extending the route of the Day Street bus.

Is exquisite old painting a prepositional phrase

What word in the following sentence is and adjective? Jason's sturdy ship sailed bravely across the wine-dark sea.

Farmers sow maize in the rany season passive voice

Read the following excerpt from the poem entitled "Because I could not stop for death" by Emily Dickinson.

Ramon's mother gives him an ice cream cone after dinner. When he goes outside to eat it, the ice cream begins to melt very quickly. Which of the following describes what is happening to his ice cream? A chemical change is taking place.