Answer:
a. Documenting species
Explanation:
first half of the century, time in which primarly scientists the discovery of the depth and size of the ocean.
dongs I think is your answer
Galaxy, solar system, star, planet, moon
I think the correct answer is necrotic tissue. Debridement is the removal of unhealthy tissue from a wound or skin to promote healing. It can be done using surgical methods, chemical, mechanical or autolytic (own body process)removal of the tissue. The unhealthy tissue may be a damaged, dead or infected tissue that is removed to improve the potential of healing of the remaining healthy tissue.
