These facts had been . . . . . . . . into them.

The correct answer is: drummed.

The word “drummed” means to teach or impress something on someone by constant repetition. In this case, the facts had been repeatedly emphasized to the point where they were firmly ingrained in the person’s mind.

The other options are not as accurate. The word “digested” means to convert food into a form that can be absorbed by the body. The word “dictated” means to say something aloud for someone else to write down. The word “spoken” means to make sounds with the voice.

Here are some examples of how the word “drummed” can be used in a sentence:

• The teacher drummed the multiplication tables into the students’ heads.
• The coach drummed the importance of teamwork into the players.
• The parents drummed the importance of safety into their children.