Answer:option D set challenging and specific goals that are not too difficult or too easy to encourage persistence and concentration during lessons
Explanation: student most times love it when they are push beyond their limits and some teaching strategies help motivate student be more, do more and excel acedemically teachers usually tries to find the best way to reach to this student and this method of giving student challenging questions that are not too difficult will also help motivate the student and help the teach to reach to the student by recognizing where they are falling short and helping them bounce out of it.
I think is is b but I could be wrong.
*lengthy messages that go on forever
*bad grammer
*messages with too much or too little information
*messages sent to often
<span>individualistic, American culture - This hypothesis was proposed by Christopher P. Earley. Social loafing is when a person puts less effort when working in a group than when working alone. Earley' s studies found that people from individualistic cultures had lesser tendencies to work to their potential in group activities and were more prone to social loafing. This was in contrast to collectivist cultures like Chinese. People of the Chinese culture were found to be better performers at group activities. </span>
Air pollution is a problem the United Kingdom has been facing for a long time. It brings about many health diseases such as strokes, asthma, and lung cancer among others. Air pollution is being measured and regulated constantly in order to meet the air quality targets. The UK's government is taking measures to improve pollution due to traffic, it is also constraining the use of coal in electrical power generation and it estimates that by 2040 the fossil fuel cars will be banned.
