Answer:
A) Nighttime entertainment
he invention the projector which was a big hit
The National Solar Observatory is a public research entity whose mission is to engage in the development of the knowledge of the Sun.
The institution is currently evoked to the construction of the Daniel K Inouye Solar Telescope, which is located on the island of Maui, in the State of Hawaii. The project started in January 2013.
The initial phase of the construction involved the civil works. Specifically the telescope housing, which was completed in September 2013.
The second phase involves the actual installation of the telescope. The first mirror, which has a thickness of 75 mm and a diameter of 12 meters was delivered to the site on August 2, 2017. The process is expected to conclude by early 2019, with the reception and further installation of the second mirror.
<span>One of the first transformations was the shift from agricultural economy to one based on wages and the exchange of goods and services. The second transformation was urbanization. The cities grew as the jobs grew. The debate on slavery emerged as a giant issue. The issue on the rights of states did as well. The Second Great Awakening happened during this time. Westward expansion also occurred. A war on Mexico happened in 1846 to acquire Texas, California, and all land in between.</span>
