Which of the following is the most likely reason for the trend shown in the graph of fluctuating indoor radon levels over the course of a year? Home windows are often closed during summer months, causing the levels of radon in the house to build up. A Barometric pressure changes from summer storms can cause radon levels to increase. B Radon levels tend to increase in the colder months because of the difference in temperature inside and outside the home, which creates a vacuum pulling radon into the home at a higher rate. C Increased levels of radon are linked to burning biomass indoors, which increases in winter months when more biomass is burned for cooking and heating.

Hard work and dedication

Like many students at university, you may be unhappy about the results you attain in exams. you may feel that even with all you are doing there must be something more -- or different-- you could be doing to get better grades. we have all at some time or other heard of that student who only studies a couple of hours for final exams and scores a's every time. we stand in awe of those who seem to breeze through without undue effort and seem to need very little in the way of studying to nail an exam. the reasons for success, in what i think are the vast majority of cases, are less esoteric than many students think: successful students consistently apply a series of productive strategies with view to attaining clearly identified learning and grade goals throughout the academic term.

It took me a while to figure out this complex expression but i believe the answer you’re looking for is

but i am not sure because i am not at that level of math yet.

What the heck are you saying i don’t speak spanish