The process of determining what to study is especially important because it a. you organize your study efforts c. sets a pace for your study time b. creates a knowledge base d. all of these

D. all of these brainiest please

Explanation:

The best answer is: "d. All of these".

Explanation:

Letter d is the best answer because all of the options are true and important for the process of determining what to study, which means that it is important to organize, to set a study rhythm, and to have a background root for every study effort (that can mean references made). When you do all of the options properly, you can notice how bigger is the improvement and how easier it is to study because you have organized everything needed and also how you are going to develop everything according to your own time and background knowledge.