Complete the following statements that summarize the concepts explored in the 'Program statements' section of this unit.
A Java class consists of a sequence of __________.
A group of statements can be treated as a single statement by placing an open _____ before the group, and a close _____ character after the group. Such a group of statements is called a ________ statement.
With the exception of compound statements, a ____-_____ character should be placed at the end of every statement.
