How do i do a subject by subject comparison

For comparison , you need to write about similarities and differences.

Similarities

E.g. You can compare the nutritional benefits of dairy milk versus plant-based milk. Both milk provide nutrients in vitamins and minerals.

Differences

E.g. Research has shown that dairy has been known to cause cancer. Support with evidence: Many actors and actresses minimised or completely eliminated milk and dairy products from their diet. Studies also show that drinking plant-based milk reduced the risks of cancer because...

Therefore, (you need to choose which subject is better).

the present continuous is a verb tense which is mainly used to indicates that an action is in progress at the moment of speaking.  

it is formed using: person + verb to be (am/is/are) +verb + - ing form  

example: i am studying at this moment .

in addition, the present continuous is also used in order to express things that will or will not happen in the near future.

example: i am having dinner with some friends tonight.

the speaker sometimes   uses it   to express that an action is repeated and it causes irritation on the part of the speaker

example: my sister is constantly complaining about everything.

1. active

2. passive

3. passive

4. active