A.
It is most important to ensure that the people tasked to certain jobs are educated and skilled on doing them.
Hope that helps!
:D®
There are many primitive reflexes for infants, but some of them are the walking/stepping reflex (they will attempt to walk by abruptly placing one foot out), rooting reflex (looking for a base or the nearest object to latch onto because infants are always looking for the breasts to breastfeed from their mothers), and swimming reflex (if placed over water, the infant will paddle their arms and legs).
The answer is A) preventive :)
When a malignant tumor spreads to sites distant from the primary tumor its called metastasis.