Verified archive answer
Pinpoint #890 clues
All 5 clues belong to one common category. Guess the category using as few clues as possible.
Category answer
Blood types
Each clue pairs an ABO blood group with a positive or negative Rh factor to name a blood type.
Puzzle #890 summary
This archive entry keeps the full clue set for Wednesday, October 7, 2026 together with the verified answer. Use the practice control if you want to replay the solve from the first clue, or read the explanation sections if you are reviewing the puzzle after finishing it.
Why "Blood types" is the right answer
Each clue pairs an ABO blood group with a positive or negative Rh factor to name a blood type. The answer works because every clue can be explained by the same category instead of by separate meanings. If one clue seems less obvious, read its note below before deciding whether the category should be broader or more precise.
What connects A+, B-, AB+, O+ (the most common), and O- (universal red cell donor) in LinkedIn Pinpoint #890?
The connection is Blood types. The clue set for Wednesday, October 7, 2026 was A+, B-, AB+, O+ (the most common), and O- (universal red cell donor), and all five clues point back to that same category.
Solving path for Pinpoint #890
This puzzle is best read as a Named Set. Look for whether each clue is a concrete member of one set, such as a named object, place, term, or type.
How to solve this style of Pinpoint puzzle
Start by testing whether the first clue is literal, part of a phrase, or a member of a larger subject area. Pinpoint answers often become clearer when the second and third clues confirm the same relationship.
Before revealing the final answer, check whether all five clues fit the same wording. A strong Pinpoint category should explain every clue without needing a separate exception.
More named set Pinpoint puzzles
If this puzzle style was useful, compare it with nearby archive entries that use the same pattern.