Answer: B) France Explanation: France became the first country in the world to use drones for national mail service.

Answer: C) Survey of India Explanation: Survey of India publishes maps and the unrestricted category maps can be obtained at very affordable prices from its several Geospatial data centers. Restricted category maps require due approval from government authorities. Many other rules govern the sale and use of Survey of India maps. Only an Indian citizen may purchase topographic maps and these may not be exported from India for any reason.   The Survey of India is India's central engineering agency in charge of mapping and surveying, set up in 1767. Its members are from Survey of India Service cadre of Civil Services of India. It is headed by the Surveyor General of India.

Answer: D) Statistics Explanation: Statistics is a branch of mathematics dealing with the collection, analysis, interpretation, presentation, and organization of data.   All scientists uses Statistics for analysing data.

Answer: D) Ammavin Aran Explanation: The AIADMK IT Wing has launched the first-of-its-kind women safety application in Tamil Nadu. The app is called 'Ammavin Aran' meaning 'mother's fortress'.

Answer: C) IISc-Bengaluru Explanation: The Indian Institute of Sciences (IISc)- Bengaluru has topped the list of best universities of country's official higher education rankings, recently announced by the HRD Ministry.

Answer: D) All the above Explanation: Inventors and their Inventions ::   Sir Richard Arkwright - Father of industrial revolution.   Michael Faraday - Discovered Benzene and invented Bunsen Burner.   Thomas Alva Edison - Invented Phonograph and motion picture camera.

Answer: A) General Data Protection Regulation Explanation: GDPR stands for the General Data Protection Regulation. The GDPR is a piece of EU legislation passed by the European Parliament in 2016.   It aims to make it simpler for people to control how companies use their personal details. Companies will not be allowed to collect and use personal information without the person's consent. Data includes things like a person's name, email address and phone number, and also internet browsing habits collected by website cookies.