Question

I ... very interesting book about management since Tuesday.a) have readb) readc) am readingd) have been reading

Answer 1

I ... very interesting book about management since Tuesday.
a) have read
b) read
c) am reading
d) have been reading

Answer 2

Или а или d но склоняюсь больше к а 

Answer 3

Based on the search results, the correct answer is c) am reading. The phrase "I am reading a very interesting book about management since Tuesday" indicates that the person is currently in the process of reading the book.