Assertion: Maslow's hierarchy of needs suggests that self-actualization is the highest level of need.

Reasoning: According to Maslow, biological, security, and belongingness needs (called survival needs) are commonly found among animals and human beings. .

Both Assertion and Reasoning are true, but Reasoning is not the correct explanation of the Assertion

The Assertion states that Maslow's hierarchy of needs suggests that self-actualization is the highest level of need, which is true.

Reasoing is also correct because biological, security, and belongingness needs (called survival needs) are commonly found among animals and human beings. 

But R is not the correct explanation of A.