English

The word "inordinate" means excessive or unusually large in amount or degree. Therefore, "excessive" is the correct synonym among the options provided.

The word "attrition" means a gradual reduction or wearing down, often by friction or abrasion. Among the options, "abrasion" is the closest synonym as it refers to the process of scraping or wearing away, which aligns with the meaning of attrition.

The word 'virtuoso' correctly describes someone highly skilled in playing a musical instrument, such as the piano. The other options do not fit the context: 'voracious' means eager or hungry, 'vacuous' means empty-headed, and 'volatile' means unstable or unpredictable.

The word "envisage" means to contemplate or visualize something as a future possibility, making "visualize" the correct synonym. The other options do not convey the same meaning.

The word 'bolster' means to support or strengthen. Among the options, 'support' is the correct synonym, while the others do not convey the same meaning.

The word "abound" means to exist in large numbers or amounts, so its synonym is "be plentiful." The other options do not convey this meaning.

The phrase 'emits more light than an entire galaxy' is grammatically correct and makes logical sense, as it compares the light emitted by a quasar to that of a whole galaxy. Option A correctly uses 'than an entire' to complete the comparison.

The correct preposition to use with a specific time is 'at'. Therefore, 'at 3 o’clock' is correct. 'In' is used for months or parts of the day, 'on' for days and dates, and 'along' is incorrect in this context.

The word "inane" means silly or stupid, so the synonym among the options is "silly."

The word "impound" means to seize and take legal custody of something, which is synonymous with "confiscate." The other options do not share this meaning.