Consider the following: 1. Assessment of land revenue on the basis of nature of the soil and the quality of crops 2. Use of mobile cannons in warfare 3. Cultivation of tobacco and red chillies Which of the above was/were introduced into India by the English?

The correct answer is D because none of the listed items were introduced by the English. First, the assessment of land revenue based on soil nature and crop quality was practiced much earlier by Indian rulers like Sher Shah Suri and Akbar through the Zabti system. Second, mobile cannons were introduced in India by Babur, the founder of the Mughal Empire, during the First Battle of Panipat in 1526, long before the English established their presence. Third, tobacco and red chillies were introduced to India by the Portuguese in the late 16th and early 17th centuries, not by the English. Therefore, since all three statements refer to innovations or crops introduced by previous Indian rulers or the Portuguese, the correct option is None.