Select the most appropriate option that can substitute the underlined segment in the given sentence.
When I was your age, I was working two jobs to provide for my family.
to providing for
for provide to
on providing
No substitution
Select the most appropriate ANTONYM of the underlined word.
The natural environment is in contrast with the 'built environment' which refers to areas that have been fundamentally transformed and influenced by human activity, such as cities, towns, substructures and so on.