A) ¿Qué sistema controla nuestros ritmos cardiaco y respiratorio y, al mismo tiempo, nos permite caminar?

El cerebro es la parte fundamental. Es así porque no es tu corteza cerebral quien controla el movimiento, sino tu cerebelo. El bulbo raquídeo es el encargado de controlar el funcionamiento de nuestros órganos: el latido cardíaco, el ritmo respiratorio, la presión arterial, el estado de la digestión, etc

Explanation:

for me, i'd go with (c) satisfied or (b) overjoyed because if you read it a couple of times, it makes since that it is c or b. it can't b (a) angry because booker was never angry about anything. at the end of the paragraph, booker states, "i think there are not many men in our country who have had the privilege of naming themselves in the way that i " i think that sentence kind of gives away the also, some words in the paragraph can also you like for example, "indulged," "calmly," "perplexity," "privilege," and defining words that you don't know, can you understand more of that paragraph and it can also increase your comprehension. : )

i'm really rally sorry if i'm incorrect, but if i'm hope this ! : )