He word fold, then read the sentence. Definition 1. n., a crease in fabric or a piece of paper
Definition 2. v., to bend
Definition 3. n., a group of people with common beliefs
Definition 4. v., to incorporate one food ingredient into another

When making cake batter, it is important to fold the flour into the butter before adding the rest of the ingredients.

What is the meaning of fold as it is used in this sentence?

Definition 1
Definition 2
Definition 3
Definition 4

the support that the author, uses in the article facing our fears is a): a definition of the part of the brain called the amygdala.

he takes neuroscientist joseph ledoux's words by telling that by falling to distinguish between evolutionary old systems located in the amygdala and newer systems, centered in the prefrontal cortex, doctors have conflated non conscious threat circuits in the brain with circuits that underlie the conscious experience of fear. that, the author says, "leads ledoux to the jarring conclusion that the amygdala, a decades-old centerpiece of the brain's fear circuit, does not underlie the conscious feeling of fear".

despite this, the author points out in the article that that is a controversial notion and that evidence, in animal and humans, supports the idea that core emotions can exist outside of conscious awareness.

actually the answer would be c.) jane addams worked hard to improve the lives of less fortunate people.