I believe the answer is: Sheet metal
Self tapping screws are made by creating a gap in the connector within the thread of a crew, which creates a flute and cutting edge just like what we see on tap. This makes self tapping screws able to tap their own hole in a sheet metal while normal screws can't.
I think the boy should be 9 years old because he know about the surface area and height
The correct answer is letter B.
Explanation: All the others were eliminated because they were not right.
Answer:d) mania
Explanation: this is a symptom that affect someone with a bipolar disorder in which a person seems to have a lot of energy that they can do multiple tasks all at once, non stop.
Even if they don't sleep much they will still have a lot of energy. They get extremely excited but their mood also changes so quick that they get irritated so fast. They can't contain their emotions.
The society can be contrasted with the Choral tributes in the Greek Play, Antgonein numerous routes by advising, disclosing and making associations with people groups' emotions and surroundings.Just as media, for example, daily papers, news reports, radio, and TV assume a tremendous part in today society, the part of the theme in Antigone is similarly as imperative. Like what number of plays and books have storytellers, Antgonehas the chorale to imply how the group of onlookers should react to specific occasions of the play.
