The phrase "and it was modified" is correct and usable in written English.
You can use it when discussing changes or alterations made to a subject or object in a sentence.
Example: "The original document was reviewed, and it was modified to include the latest data."
Alternatives: "and it was altered" or "and it was changed".
It changed, and it was modified and tweaked.
The interview questionnaires were based on previous research conducted by Kim and Suh (2007), Lee and Suh (2008), and it was modified after the preliminary survey was completed.
For said purpose, a reference self-compacting concrete (SCC) was designed and it was modified to obtain other two SCCs with different water to cement ratios.
Flight tests indicated the need for a change in ramp design, and it was modified to a ski-jump profile.
The story was once again brought up during a story pitch for season three of Next Generation, and it was modified by several staff writers.
JWR drafted this paper and it was modified by all authors.
An application is monitored, its performance bottlenecks are detected and it is modified automatically during the execution, without recompiling or re-running it.
The state of a change detection algorithm is the runtime status of its data structures and variables and it is modified when either feedback is supplied to the algorithm or a data item for change detection.
The kinematic factor in the expression for stopping power is proportional to the square of the nuclear charge of the penetrating particle, and it is modified to account for electron capture as the particle slows down.
It is based on our previous work in multichannel audio [22] and it is modified here to operate on compressed audio enhancement.
The ultimately determines the routing path selection and it is modified several times in SAFARI so that it always reflects the current network condition.
