How are the Gregorian and Muslim calendars similar?

Both begin at important milestones based on the lives of their religions' founders

Explanation:

The Muslim calendar begins the year in which Muhammad, prophet of Islam, had to flee from the city of Mecca to Medina, due to the persecution of his adversaries and established the first Muslim community. While the Gregorian calendar takes as its starting point the year in which Jesus was born. In Christianity Jesus is the Son of God made man.

The Islamic calendar consists of 12 months similar to the Gregorian calendar. However, it consists of 354-355 days unlike the 365-366 days in the regular calendar.

The Gregorian calendar is the calendar used in most of the world. It is named after Pope Gregory XIII, who introduced it in October 1582.

Explanation:

like a sponge means that the British wanted all the goods of India to be transmitted to Britain

Explanation:

Historians emphasize that ruling India has brought immense benefits to Britain. Large population of India, served beneficial human resources and made it into an appealing market for the Britishers. The Indian Army was perhaps the biggest single force in Britain. The Indian market was also significant for the end-use of British products. The army invested about 40 percent of India 's resources. The army was employed around the world by Britain. Therefore the statement of the British officials justified in the sense that they used India to soak all the benefits from it.