The correct answer to this open question is the following.
The question is incomplete. It does not provide a picture of the paintings or the names of the paintings. So we have to make a research and say that the paintings referred are "The Last Supper" and "The Ambassadors."
What we can say about "The Last Supper" is the following.
Leonardo Da Vinci painted it. The painting is considered one of the masterpieces of Renaissance times. Experts and historians keep on admiring the perfection in the technique, the expressions, and the use of color. Particularly, what is admirable is the emotion and drama expressed in the faces of Jesus and the Apostles.
What we can say about "The Ambassadors" is the following.
It was painted by Hans Holbein. The paint is an oil work technique. It is a colorful painting, with many tonalites. The brightness of the painting is an important characteristic.
The burning of fossil fuels is the major source of greenhouse gas emissions in the United States is the top source of greenhouse gas emissions in the US.
<h3>What are the top
sources of greenhouse gas emissions?</h3>
Carbon dioxide is the most primary effect of the green house gas emission. The consumption of fossil fuels for power, heat, and transportation is the major contributor to greenhouse gas emissions from people activities in the United States.
Water Vapor, Carbon Dioxide, Methane, Nitrous oxide, Fluorinated Gases, References and Resources are the principal of green house.
Thus, The burning of fossil fuels is the major source of greenhouse gas
For more details about sources of greenhouse gas emissions, click here:
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The answer to this question is B. Elevators
One of the reason why skyscrapers were not popular before the invention of elevators was that it took too much energy to move from the groud floor to the upper floor with the stairs alone.
After the invention of elevators, we eliminate this problem and people could move from ground floor to upper floor with only little effort.
Look at the picture attached below.
It has the answers marked on it.
The correct answer to this open question is the following.
Although you did not include options, we can say that one barrier to listening, emotional noise, involves the stress, anxiety, anger, or other emotion that interferes with our ability to give the speaker our full attention.
When we talk about emotional noise we refer to all those feelings and emotions and even thought that make you sad, impeding the consecution of things or the accomplishment of goals. Things such as worries, anxiety, doubt, or sadness are emotions that easily can sabotage your aspirations and make you feel down. That is why you have to pay attention to your thoughts and feelings, constantly.
