It is the Watt per square meter, or W/m2.
2................................................
Carbon ,hydrogen ,and oxygen
The correct answer is E. He will not readily reveal his feelings.
Reticent can be defined as a person who does not like to talk.
Reticent has different meaning. For example, It can be termed to somebody who is formal and restrained, Somebody who is not able to draw attention to oneself, and also reticent can also refer to a person who refers to seclusion to others.
The answer is exemplar model of organizing concepts. It is because the exemplar model was able to make Juan and Sergei correct because this model enables their examples to be appropriate or compatible to the questions being asked. It is a way of saying that the examples that they have been given is the a good example to the question that has been asked, making it correct and reliable.