Which of the following code examples correctly links an external style sheet named mystyles to an XHTML document?

A relationship between tables in which a record in one table has many matching records in the second table is a ________

A) 1:N B) M:N C) 1:1 D) There would not be a relationship between the two tables.

There are two broad categories of thread implementation: user-level threads (ULTs) and ________.

Fill in the blank(s) with the appropriate word(s).