The answer to your question is c.invented because it's a past participle.
Positive thinking is an attitude that pushes you to expect good and desired results. Power of positivity helps you in creating and transforming energy into reality. Positive mindset helps you to seek happiness, health and a happy ending regardless of the situation. Lots of successful people have recognized the positivity as the key to success.
The initial results seemed promising, but the final effects were kind of disappointing.
In the given sentence above, the unnecessary qualifier that needs to be removed is "kind of". It is an informal expression which is usually used as meaningless fillers. So, the final sentence will be:
The initial results seemed promising, but the final effects were disappointing.
The right answer is: Depicts the collective society as a destructive force that represses the independent thinker. Ayn Rand, the author of "Anthem", is one of the most controversial authors and philosophers of the twentieth century throughout her novels and lectures, Rand introduces her audience to her philosophy, Objectivism, which encourages people to be selfish and live a better life. To achieve this, you should do whatever you want, but without creating victims. To Rand, selfishness means to work hard, earn self-esteem, pursue the happiness and grow by treating others with the same value.
Written in 1937, Rand intended to use Anthem as a critic of collectivism, the philosophy that individuals exist only to contribute to the well-being of the society. In the novel, individualism has been erased and the world is crumbling.
The Long March started on the 1934-1935, started when Communist forces, surrounded by the Nationalist army. They had to flee their their base in Jiangxi province. Their journey lasted for a year and they arrived to Northern Shaanxi. During that times, they fought hard battles, and when they arrived, out of 80.000 only 8.000 survived.
The direction from Jiangxi, they went North to get to Shaanxi.