The 7 is 3 places to the right of the decimal and there is a number other than 0 to the left of the decimal, so there are 4 significant digits.
There are 4 significant digits are there in the number 1.007. Option D is correct.
Significant digits are digits in a number that are essential to express the quantity.
In the number 1.007, there are four major digits. There are 4 significant digits are there in the number 1.007.
Hence, option D is correct.
To learn more about the significant digits, refer to:
https://brainly.com/question/1658998
#SPJ2
