If you learn more about your weakest subjects you'll have done what to yourself?\nOptions:\n- have more knowledge\n- become knowledgeable\n- have tools\n- improve yourself\n- read
Let’s work this out in a step by step way to be sure we have the right answer.
improve yourself
Improve yourself is to make yourself a better person.

If you learn more about your weakest subjects, you'll have improve yourself.

.

So, the final answer is improve yourself