America achieved independence in 1776 under the leadership of (C) George Washington. Abraham Lincoln and George W. Bush were Presidents of the United States in later periods, and they were not involved in the events leading to the Declaration of Independence in 1776.

The sperm cell is the smallest cell in the human body. The volume of these cells is quite tiny. The head of a sperm cell is roughly 4 micrometres long, about the same size as a red blood cell (RBCs). Egg cells are the biggest cells in the human body (ovum).

The "World Development Report" is an annual publication by the World Bank. It provides in-depth analysis and insights into key development issues facing the world. Each report focuses on a specific theme, addressing economic, social, and environmental challenges. The aim is to offer policymakers, researchers, and development practitioners valuable information and perspectives to inform decision-making and promote sustainable development globally.

CARTOSAT-1 was India’s first cartography (mapping) satellite. It was launched from the SHAR Centre in Sriharikota in May 2005 by the Indian Space Research Organisation (ISRO).

David A. Vise is an American author and journalist, and he wrote "The Google Story," which provides an in-depth look at the history and development of the tech giant, Google. The book covers the founders, Larry Page and Sergey Brin, and explores the company's journey from its inception to becoming one of the most influential and successful technology companies in the world. The book delves into the innovative and transformative aspects of Google's rise to prominence in the digital age.

Answer: A) a pair of scissors Explanation: Any of the basic mechanical devices for applying a force are called simple machines. There are 6 basic simple machines; the lever, the wheel and axle, the inclined plane, the wedge, the pulley, and the screw. Several of these simple machines are related to each other. But, each has a specific purpose in the world of doing work.