The heart is the main organ in the circulatory system, the structure primarily responsible for delivering the circulation of blood and transportation of nutrients in all parts of the body. This continuous task uplifts the role of the heart as a vital organ whose normal operation is constantly required.
I kind of understand the question and I’m guessing that the answer is 4???
Trabajé desde las cuatro hasta las seis. Ahora son las siete.
I worked from 4 o'clock to 6 o'clock. Now it's 7 o'clock.
A) Hace dos horas que trabajo.
I've been working for two hours.
B) Hace una hora que trabajé.
It's been 1 hour since I worked.
C) Trabajé en el supermercado.
I worked in the supermarket.
D) Hace dos días que trabajo.
I've been working for 2 days.
Answer is: B. Hace una hora que trabajé.
Answer: Us Dollar
Explanation:In 2001, the governmental leaders of El Salvador decided to adopt the US dollar as its official unit of currency.
Me: Hope this helps!! Brainlist plz?
