The early attempt at sleep teaching failed in the Brave New World story because they did not consider the strength of a child's mind. The early attempt was made with an objective to increase a child's intellectual ability. The experiment resulted in the child's ability to memorize the sleep teaching material but he/she has no idea of it.
Piggy bank is a substance where we store or save money .
Explanation:
It is important because it incourage children to save money. Unlike saving in account , which is a difficult concept for many young children to understand. It also lead us to good saving habit.
The answer to your question is C
Answer:
A: A new blood test makes it easier-and safer-to detect concussions.
Explanation:
The main idea of the passage is A new blood test makes it easier—and safer—to detect concussions.
Notice the phrases question the use of and proposed an alternative way. They suggest that the main idea involves a possible solution to a problem. Here, the main idea is that the problem of detecting concussions without radiation could be solved by a simple blood test.