(1) Erik finds that football tryouts are in two weeks and he wants to play. (2) Erik's parents say he can try out if he earns an A or B on his next two math tests. (3) Erik loves math, so studying for the tests will not be a problem. (4) Erik is determined to do well to get good grades, so he devotes two hours every night to studying math. Which sentence best shows an action that is intrinsically motivated?

sentence 1
sentence 2
sentence 3
sentence 4
I'll mark brainliest

Which best summarizes what scientists learned about how microbes benefit the human body? they are part of a normal human ecosystem. they have become less harmful to humans than they used to be. they process nutrients, fight disease, and accommodate change. they humans overcome the effects of antibiotics.`

Which factors threaten the forests of north america?

Observe as orações dos períodos a seguir: a mãe, que era surda, estava na sala com ela. ele próprio desculpou o comentário que a irritou. é preciso gozarmos a vida, que é breve. as orações subordinadas adjetivas – iniciadas por um pronome relativo (que) – de forma a exercerem funções próprias do adjetivo, conforme exemplos acima, podem ser classificadas, respectivamente, como escolha uma: a. explicativa, explicativa e explicativa. b. restritiva, restritiva e explicativa. c. explicativa, restritiva e restritiva. d. explicativa, restritiva e explicativa. e. explicativa, explicativa e restritiva.