Question

"Optical and radio telescopes both ,begin emphasis,detect,end emphasis, energy waves from stars." (Paragraph 4)



What does the word ,begin emphasis,detect,end emphasis, mean in this sentence?

Answer options with 4 options
1.
investigate

2.
mask

3.
remove

4.
uncover

Answer 1

The word "detect" in the sentence means to discover or identify the presence of something. Considering the provided options, the most suitable meaning is:

1. investigate

So, the correct answer is option 1: investigate.