According to the passage, which of the following was a basic feature of Bengal $\delta$?

1.The paragraph is concerned with-

2.My neighbour asked me to ¾ their children after school.

3.Find the synonym of '$abhor^{\prime} -$

4.Find the antonym of '$dainty^{\prime} -$

5.Nelson Mandela was imprisoned —— nearly three decades ¾ his fight ¾ white majority rule.

6.Valentina Tereshkova became interested ¾ parachuting ¾ a young age and trained in skydiving

7.Writers like William Shakespeare and Edgar Allan Poe are not only prolific but too interesting.

8.It is most important that he speaks to the departmental chairman before leaving for his vacation.

9.Ambreen seems to be quite intelligent ; ¾ she often gets poor grades.

10.All the following were election years except ¾ .

11.Despite the rising cost of living, we will ¾ on our $parents^{\prime}$ salary.

12.Find the synonym of '$abominable^{\prime}$ ¾