Answer: True
Explanation: Jetties are structures constructed perpendicular to shore. They form a 90 degree angle to the shore and cause sediment to accumulate on the updrift side. This is the side that provides sediments.
Jetties are made of heaps of stones or concrete deposited at coastal inlets. They change the longshore current, and due to this, create updrift beaches.
Shoreline Structures such as jetties, and seawells help protect the shoreline from erosion and lessen the effect of currents and waves on the shoreline.
It is all of the following:
250 Species of mammals, 600 species of birds, 200 Species of reptiles and amphibians, along with many species of butterflies and other insects.
I think the correct answer is option C. The El Niño weather event of 1997−1998 brought droughts to parts of middle and northern South America. This happening was regarded as one of the most powerful El Niño-Southern Oscillation events in recorded history. There was widespread drought, flooding and natural disasters all over the world.