What can you do to isolate the variable on one side of the equation?

My boss—who was recently promoted again is great at motivating her employees.
My boss, who was recently promoted again, is great at motivating her employees.
My boss who was recently promoted again—is great at motivating her employees.
My boss, who was recently promoted again is great at motivating, her employees.

b. they require a huge investment of time, dedication ,training, and patience almost from the day they are born.

explanation:

the sentence gives a clear evidence of how carefully the sar dogs are selected and also specify from what time this exercise begins."almost from the day they are are born." this sentence shows as that this exercise begins early.

if you need any clarification or more explanation pls do mention in the comment section.

      hope this and if it does pls mark as branliest answer thx

  this had halp

the answer is camped