The correct answer to this open question is the following.
Although you forgot to attach the options to this question, we can answer the following.
As historians study history and create historical arguments, their view of history is shaped by their ideology, or beliefs that help form their opinions. They may choose sources that support their beliefs and ideals.
This affirmation is correct. Historians are professionals that know the importance of being objective when doing research and interpreting their results.
However, every historian is somehow biased in its approach to history, Personal beliefs, school of thinking, past influences, and other factors can influence the way they view and study historical events.