Answer:
Prepare to go on stage <u>once I tell you when the best time is.</u>
Explanation:
An adverb clause is a group of related words that have at least a subject and a verb, and whose function is to act as an adverb, that is to say, to modify or add detail to adjectives, verbs or other adverbs. This type of clauses often answers questions such as "Why?", "How?", "When?", "Where?" and "In what circumstances?".
In the provided sentence, the adverb clause is "once I tell you when the best time is" as it modifies the main action "to prepare to go on stage", and answers the question "When should you prepare to go on stage?".
Reconstruction ended because of the compromise of 1877
Although there are no elections, the following legal party exists: National Development Party (NDP).
Hassanal Bolkiah (Jawi: حسن البلقية; born 15 July 1946) is the 29th and current Sultan and Yang di-Pertuan of Brunei and the Prime Minister of Brunei. He is one of the last absolute monarchs in the world. After Queen Elizabeth II, the sultan is the world's second longest-reigning current monarch. ...
<h3>
<u>PLEASE</u><u> MARK</u><u> ME</u><u> BRAINLIEST</u></h3>
Some failures were the invasion of Canada, surrender of Detroit, British burned Washington, D.C.