What in the purpose of this paragraph from a speech about solar energy? The ilea of hamessing the power of the sun is not a new one. As lar back as the 1700s.a Swiss physicist named Morace-Benedicide Saussure crealed the first solal oven More recently, solar panel use stoadly grew in the 1970s and 1900s in cars and homes around the world However. the use of solar panels appears to have lessened over the past low decades. This trend is unfortunate because this energy source has exhaondinary benefits. Solar energy a renewable, sustainable, relable and cost-efficient. Shouldn't we all consider investing in this valuable nahal resource? a to inform the audience about the history and origin of solar power B. to persuade the audence to start using solar power more frequently C. to convince the audience that solar power is the most profitable form of energy D. to instruct the audience about how to use solar power efficiently

## Step 1<br />The first step in solving this problem is to understand the main idea of the paragraph discusses the history of solar power, its benefits, and the speaker on its importance.<br /><br />## Step 2<br />Next, we need to analyze each of the given options in light of the main idea of the paragraph.<br /><br />### Option A<br />Option A suggests that the paragraph is about informing the audience about the history and origin of solar power. While the paragraph does mention the history of solar power, it goes beyond just providing historical information. It also discusses the benefits and importance of solar power.<br /><br />### Option B<br />Option B suggests that the paragraph is about persuading the audience to start using solar power more frequently. This seems to align with the main idea of the paragraph, which not only provides information about solar power but also emphasizes its importance and benefits.<br /><br />### Option C<br />Option C suggests that the paragraph is about convincing the audience that solar power is the most profitable form of energy. While the paragraph does mention the benefits of solar power, it does not specifically claim that it is the most profitable form of energy.<br /><br />### Option D<br />Option D suggests that the paragraph is about instructing the audience on how to use solar power efficiently. The paragraph does not provide any instructions on how to use solar power efficiently.<br /><br />## Step 3<br />Based on the analysis, option B seems to be the most accurate answer as it aligns with the main idea of the paragraph.