Question

Read the sentence from “Colony Collapse Disorder."

Scientists rigorously studied a variety of possible causes,
ranging from genetically modified crops to climate change to cell
phone towers.
How does the use of the word rigorously affect the tone of the
excerpt?
It creates an excited tone.
O It creates a confident tone.
O It creates a determined tone.
O It creates a self-assured tone.

Answer 1

Answer: it creates a determined tone

Explanation: I took the k12 test

Answer 2

It creates a determined tone.

Step-by-step explanation: