Select the most appropriate option to fill in the blank. 

We ______ the marks of the students on different subjects and compared their performance for the year.

analysed

The most appropriate option to fill in the blank is analysed.

• Questioned means to ask questions about something. It does not make sense in the context of the sentence because the marks of the students are not being questioned.
• Inspected means to look at something closely in order to find any problems. It does not make sense in the context of the sentence because the marks of the students are not being looked at for any problems.
• Probed means to ask questions in a detailed and thorough way. It is a close match to the word analysed, but it is not the most appropriate word because it is more specific to asking questions.
• Analysed means to examine something carefully in order to understand it. It is the most appropriate word to fill in the blank because it describes the process of looking at the marks of the students and comparing their performance for the year.