'The past Continuous Tense' means-

A An action was being done in the past

B A single act in the past

C Action has been going on for something

D An action just finished

Correct Answer: Option A

Past continuous tense এর structure:Sub+was/were+মূল verb এর present form এর সাথে ing +বাকী অংশ ।যেমন ঃI was shivering all over with fear .