Which sentence below is a simple sentence? a. unless my girlfriend postpones her visit from calgary, i will not have time to study for my exam. c. jack and jill went up the hill. b. the cat lived in the backyard, but the dog, who knew he was superior, lived inside the house. d. knowing that you hate me makes me sad.

Plz some scientists gaze into outer space to look for answers. some scientists seek answers in the depths of the sea. when georg steinhauser wanted answers, he looked within himself. well, he looked within his bellybutton to be exact. the austrian chemist spent three years researching the contents of his navel and the navels of others. he has solved one of life's greatest mysteries. we now know exactly what bellybutton lint contains! steinhauser presented his findings in the online version of the journal medical hypotheses. the vienna university scientist analyzed over 500 samples to determine the exact makeup of the lint. as suspected, most of the lint was made up of cotton from clothing. the fabric pieces are not alone, though. steinhauser found that the average bellybutton also contained pieces of dead skin, sweat, dust, and fat. steinhauser's notes also explained how lint accumulates. stomach hairs tend to grow in a circular pattern around the bellybutton. the hairs act like small hooks, capturing and holding contents within. shaving stomach hair can lead to a lint-free bellybutton, but don't act too hastily. although the contents of your navel may be a nuisance, research suggests that lint has a purpose. it is nature's way of protecting your bellybutton from germs and unwanted objects.

Como se chama o presidente de angola?

Gente por favor me ajuda! eu vou fazer uma prova de produção textual dia 2 e preciso de um texto tipo uma base para escrever na prova a limpo a pergunta é : o que eu quero ver noticiado sobre o meio ambiente? eu escrevi sobre ''festa sem plástico'', façam um texto para mim sobre isso por favor!