A tree in which a particular vertex is designated as a root is called a ____ tree.

A row in a table is also known as a(n) ________

A) field B) data type C) entry D) record

Justified text _____.

A. is positioned straight against the left margin and appears uneven on the right margin B. has both left and right margins aligned C. is centered but not aligned against either left or right margin D. is positioned straight against the right margin and appears uneven on the left margin