Read the following statements carefully:
1. It turns out bedbugs are older than bats – a mammal that people had previously believed to be their first host 50-60 million years ago.
2. Bedbugs in fact evolved around 50 million years earlier, a recent study suggests.
3. Bedbugs rank high among the list of most unwanted human bedfellows but until now, little was known about when they first originated.
Which of the above statements is/are true?