So, no too Nagasaki Hiroshima they are bombings and wake island was the attack on pearl harbor so it has two be Iwo jima Of the 22,060 Japanese soldiers on the island, 18,844 died from fighting or by sui cide. Only 216 were captured during the battle. After Iwo Jima, 3,000 hid in the tunnels. The 36-day battle for Iwo Jima resulted in more than 26,000 American casualties
To help them study the world and organize ideas
I would say they reproduce sexual or asexual.
If it’s wrong I’m sorry
The threat to validity that is likely to occur in the scenario above is Selection Bias.
<h3>What is Selection Bias?</h3>
This occurs when a researcher has control and intentionally chooses those who are going to be researched, observed, or studied. To eliminate this bias, the scientist must ensure that the sample population is selected very randomly.
Other threats to validity are:
- History
- Maturation
- Attrition
- Social Interaction
- Instrumentation
- Testing
- Regression to the mean, etc.
Please see the link below for more about Threat to Validity:
brainly.com/question/4168290