Slaves in the North did primarily work in stores and small craft centers. This was mostly true for the middle colonies as well. Slaves in the South worked in the fields.
grapefruit cannot be contaminated by clean water such as tap water. grape fruit seeds also contains a lot of material that can kill bacteria
Answer;
He worked to help Soviet Jews immigrate to Israel.
Explanation;
-A major contribution of Natan Sharansky was that he worked to help Soviet Jews immigrate to Israel.
-Natan Sharansky was an Israeli politician, human rights activist and author who, as a refusenik in the Soviet Union during the 1970s and 1980s, spent nine years in Soviet prisons. Through his efforts he helped the Soviet Jews to immigrate to Israel.
Loaf is a verb when used in that context, it means to idle one's time away, typically by aimless wandering or loitering.