Multi-select problem: How does the next paragraph end?

How to become positive, happy and optimistic
Choose a mantra.
A mantra helps you think more positively and cultivates a healthy mindset. When you're reciting your mantra, the part of your brain that makes self-judgmental thoughts turns off.

Choices: a. You can use a mantra that you create for yourself, or you can choose a positive quote. Recite your mantra every morning or several times throughout the day.; b. To counter this change, come up with a mantra. Practice this for about 20 minutes and say a positive word in your head.; c. You can change this by taking a moment to think about what a mantra means: for instance, in koal's proverb, " i have some hope. " Use a mantra to train yourself to believe in something positive.; d. You have this mantra, sometimes, for the good of the world, for example. The mantra might read something like, " come today, take a warm shower, a bath, and buy yourself a massage ".;
a.