El Nino happens about every two to seven years. The closest answer here would be D., about every three to seven years
Answer: Use this link to find out the answer to your question - https://populationeducation.org/stage-1-demographic-transition-model/ (If you can't click it then just copy-paste it in a new tab)
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The concept of ijtihad is making a decision alone
<h3>What is Ijitihad?</h3>
Ijitihad is a practice by the Muslims and it involves an individual making a decision on his or her own.
It is often done independently within any consent from outsider and it could be a legal decision.
Therefore, The concept of ijtihad is making a decision alone.
Learn more on legal decision below
brainly.com/question/25903338
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