Who is the author of the book 'The Emergency-Indian Democracy's Darkest Hour'?

Consider the following statements.

$\mathrm{I}$. According to the first science results obtained from NASA's Juno spacecraft, Jupiter's poles are covered in Earth-sized swirling storms that are densely clustered and rubbing together.

$\mathrm{II}$. The results also showed that Jupiter's magnetic field is even stronger than models expected, and more regular in shape.

Which of the above statements is/are true?

Consider the following statements.

$\mathrm{I}$. Italy hosted the $45\mathrm{th}$ $\mathrm{G}7$ summit meeting at its small coastal town of Taormina (ME), Sicily.

$\mathrm{II}$. World leaders from Germany, the United States, Italy, Japan, China, UK and Canada and representatives of the European Union discussed the tumultuous problems plaguing the world.

$\mathrm{III}$. Theme of the Italian $\mathrm{G}7$ $2017$ presidency was 'Building the foundations of renewed trust'.

$\mathrm{IV}$. The summit focused on foreign policy, the global economy and the reduction of inequalities, and the migration crisis.

Which of the above statements are true?

Consider the following statements :

$\mathrm{I}$. Manoj Sinha, Minister of Communications launched Tarang Sanchar, a web portal for Information sharing on Mobile Towers and EMF Emission Compliances.

$\mathrm{II}$. The portal has three elements of providing information, EMF compliance process and interface between different departments, besides ease of doing business.

$\mathrm{III}$. The portal will go a long way in clearing the myths and misconceptions of public on mobile towers and emissions from them.

Select the correct statements using the codes given below.