Joe, a teenager, is unable to perform well in exams that test his comprehension and language skills. he has a history of poor performances in language since childhood. in the context of intellectual disability, identify the skill that is joe's weakness.

Without stratospheric ozone, which of the following would most likely occur? i. smog over major cities would be greatly reduced. ii. farms would produce surplus crops because of increased photosynthesis. iii. uv radiation would damage phytoplankton and reduce populations of aquatic consumers. i only ii only iii only i and ii i and iii