The plural form for the noun decision is decisions.
The word 'criteria' is the plural form of the singular word 'criterion'. 'Those are the criteria that I used in making my decision.' 'That is the criterion that I used in making my decision.' It is wrong to use the word 'criteria' as a singular. Similarly, it is wrong to use 'phenomena' as a singular. It is the plural form of the singular word 'phenomenon'.
decisions
The plural form of decision is decisions.
Criteria is plural. The singular form is criterion.
No, "reasons" is not a subject. It is a plural noun typically used to convey the rationale behind a decision or action.
The word 'criteria' is the plural form of the singular word 'criterion'. 'Those are the criteria that I used in making my decision.' 'That is the criterion that I used in making my decision.' It is wrong to use the word 'criteria' as a singular. Similarly, it is wrong to use 'phenomena' as a singular. It is the plural form of the singular word 'phenomenon'.
decisions
The word decisions is a plural noun. The singular form is decision.
The plural form of decision is decisions.
Criteria is plural. The singular form is criterion.
decision (singular). decisons (plural).
No, "reasons" is not a subject. It is a plural noun typically used to convey the rationale behind a decision or action.
The word crises is a plural word; it is the plural form of the word crisis.
Yes, "criteria" is the plural form of "criterion." The word "criterion" refers to a standard or principle used to make a judgment or decision, while "criteria" refers to multiple standards or principles.
There is no plural word for if.
The plural form for the demonstrative pronoun this is these.
A non-plural word, a word (noun or pronoun) that is not plural is singular, a word for just one.