a ,the or both

[abo.omar]

Before making( a /the / both )decision, the leader considered all ........ of the argument.
A. sides
B. features
C. perspectives
D. shades


I see both are OK.

 

[abaka]

Yes, both can be correct in context. Can you give examples of where you would say a
and the​?

 

[abo.omar]

Before making a decision, the leader considered all ........ of the argument. generally with all decisions
Before making the decision, the leader considered all ........ of the argument. specifically with a certain decision

 

[GoesStation]

Both isn't possible with the singular noun decision.

 

[abo.omar]

Both isn't possible with the singular noun decision.

Sorry,I meant both A and The

 

[abaka]

You got it.

To avoid confusion in your way of specifying "both", I'd suggest

(a / the / a|the )

The vertical bar is a common notation in generative grammar.