I think it would be the second one because some think that there is enough evidence and some do not.
convection currents in the atmospere
<em><u>The area inhabited by a population is known as its</u></em><em><u> </u></em><em><u>geographic distribution.</u></em>
<em><u>have</u></em><em><u> </u></em><em><u>a</u></em><em><u> </u></em><em><u>great</u></em><em><u> </u></em><em><u>day</u></em><em><u>!</u></em>
