In the context of the passage, 'mitigate' means to reduce the severity of an issue, making 'reduce' the closest synonym.

'Happiness' is a noun, while the others are not.

'Under' is the preposition in the sentence.

'Under' is the preposition that shows the relationship between the cat and the table.

'Benevolent' refers to being kind and well-meaning. Hence, the synonym is 'kind'.

'Hasty' means done with excessive speed; quick.

'Meticulous' means showing great attention to detail, which is synonymous with 'thorough'.

'Vivid' means producing powerful feelings or strong, clear images in the mind, which is synonymous with 'bright'.

'Elated' means very happy or proud; therefore, the synonym is 'joyful'.

'Meticulous' means showing great attention to detail, making 'thorough' the correct synonym.

'Descend' means to go down, which is the opposite of 'ascend'.

'Contract' means to become smaller, which is the opposite of 'expand'.

'Rare' is the antonym of 'frequent', indicating something that does not happen often.

'Selfish' is the antonym of 'generous', indicating a lack of willingness to share.

'Complicated' is the opposite of 'simple'.

'Failure' is the opposite of 'success', indicating a lack of achievement.

The Berlin Wall fell on November 9, 1989, marking a significant point in the Cold War.

The First Battle of Panipat was fought in 1526, marking the beginning of the Mughal Empire in India.

The first Gulf War began on August 2, 1990.

The partition of India occurred in 1947, leading to the creation of India and Pakistan.

The Treaty on the Non-Proliferation of Nuclear Weapons (NPT) opened for signature on July 1, 1968.

The United Kingdom voted to leave the European Union in the Brexit referendum held on June 23, 2016.

The Great Revolt of 1857, also known as the Sepoy Mutiny, began in the year 1857.

The Green Revolution in India began in 1965.

The Paris Agreement was adopted on December 12, 2015, during the 21st Conference of the Parties (COP21) in Paris.

The Treaty of Versailles was signed on June 28, 1919.

The Camp David Accords were signed in 1978.

The Paris Agreement was signed on April 22, 2016, but was adopted in 2015.

The bar graph indicates that 2022 showed the highest sales for the product.

The graph illustrates that 2019 had the most fluctuations in sales figures, indicating high volatility.