Answer and Explanation:
The question above refers to the 100-Year Starship Project and the need for public support for this project to progress and develop efficiently. Jemison, one of those responsible for the project, says that public support and dedication is essential, however, he is not referring only to the support of the population, but to the commitment of public bodies to stimulate research, scientific progress and the discoveries that project can accomplish. The lack of cooperation from public agencies discourages space travel, due to the lack of resources and funding.
The best choice that best describes the sentence and explains how to improve it is: This is an incomplete thought. Change the period to a comma and complete the idea. The given sentence above is not complete. It is a subordinate or a dependent clause that needs the main sentence in order to complete its idea.