Mark the letter A, B, C, or D to indicate the word OPPOSITE in meaning to the underlined word.

To protect our environment, people should adopt a greener lifestyle and use eco-friendly products.
1. environmentally damaging
2. energy-efficient
3. locally grown
4. environmentally friendly
This day was chosen to mark the anniversary of the national hero's death.
1. end of life
2. life
3. deadline
4. liver
They bought their own house during the first year of marriage.
1. childhood
2. relationship
3. adulthood
4. divorce
David Attenborough's work on preserving biodiversity is admired by many people.
1. accepted
2. unknown
3. disrespected
4. appreciated