Earth's climate has changed throughout history.
Señalar el sujeto, vervo y complemento es urgentee

Hi brothers and sisters may you tell me the answer of question ?

Understand that amassed in paragraph 3 means

What is one unique way in which the medium of tv can affect a message? a. by allowing the audience to review information and reflect on it b. by limiting the amount of coverage any one topic gets c. by using images and sound to give information context d. by reporting some types of information but ignoring other types