Necesito ayuda con esta pregunta de seleccion multiple: el oxígeno, como uno de los componentes del aire constituye un 21% de su volumen y es necesario para la combustión y la respiración de los seres vivos. la razón por la que es administrado a las personas que vuelan a grandes altitudes es: a. porque hay una mala ventilación debido a los contaminantes del aire que afectan el tracto respiratorio. b. para que se facilite la respiración y se produzca la liberación de energía en el aire. c. para compensar la debilidad de la persona que se expone a altitudes elevadas. d. la baja concentración del gas no permite la respiración normal

when cloud cover increases then the suns ray's which provides the earth with light and warmth gets covered due to the due to the suns ray's being blocked, the temperature in that region

therefore to conclude i would like to say that,

=more the cloud cover, the lesser the

happy to

pls mark as brainliest.

it is very well related to a lot of things but with my limited knowledge i can confidently say that the answer is space.

see earlier

the following is queen elizabeth’s purposes:

- to encourage the parliament that the technique of picking successors to the seat based merely on birthright needs to be reviewed.

- (not) to convince the parliament that her kid should not be measured as a likely choice for heir to the english power.

- to persuade the parliament that merely since she has a child does not assure that the kid will be a capable leader.

- to sway the parliament how shattering it could be if they proceeded discourteously concerning her or her child.