A farmer grows two varieties of cherry tomatoes. One variety produces very sweet, small tomatoes. The other variety produces larger tomatoes that are less sweet.

How would a farmer most likely create a new variety of cherry tomato that is both large and sweet?
A.
through a form of selective breeding known as hybridization
B.
through stem cell therapy
C.
by cloning each plant
D.
by replacing genes in one plant with genes from the other

African penguins, which inhabit the coasts of southern africa, were classified as an endangered species in 2010. two significant threats to their survival are ecosystem damage from oil spills and overfishing by humans. overfishing depletes the food supply of african penguins. the best method to reduce the threat of overfishing would be to . the risk of oil spills could be reduced by increasing the use of , which should oil consumption. if an oil spill does occur, could be used to remove the oil so the ecosystem may more quickly recover.