Answer:
There’s a saying in brain science based on the work of Donald Hebb: neurons that fire together, wire together. The more they fire together, the more they wire together. In essence, you develop psychological resources by having sustained and repeated experiences of them that are turned into durable changes in your brain. You become more grateful, confident, or determined by repeatedly installing experiences of gratitude, confidence, or determination. Similarly, you center yourself increasingly in the Responsive, green zone – with an underlying sense of peace, contentment, and love – by having and internalizing many experiences of safety, satisfaction, and connection.
Explanation:
To see if the mass is equal
Considering that tone is the speaker´s attitude towards a certain situation and consequently it expresses a specific emotion (mood and meaning). In this case, we can infer that the person feels dissapointed, sad and perhaps a little bit upset. He or she would "say with expression" option C. test, hard. (In fact I would emphasize believe and test in the first sentence and hard in the second).
