Select the most appropriate option to fill in blank number 1.
Show answer & explanation
Correct answer: D
Explanation
The correct answer is option 4 i.e. threats.
- In the context of the passage, light is described as a potential danger or harm to textiles.
- It can cause fading of colors and other damage, making "threats" the most appropriate choice to convey the negative impact of light on textiles.
- All the other options do not convey the correct meaning.