The question is on top
If you get the 2 answer correct I give branliness

The answer is d. worthless

Yes, this is very true. specifically causing damage in the  dentrite. 

You should only go in for less than 10 minutes at a time, or avoid them altogether, especially in the early weeks. studies have shown an increased risk for birth defects in babies of women who had an elevated temperature before 7 weeks of  pregnancy.