Table:
0
A
B
C
D
E
1
Player
Position
School
Hometown
MLB Draft
2
Joe Mauer
Catcher
Cretin-Derham Hall High School
Saint Paul, MN
1st Round - 1st Pick of 2001 Draft ( Twins )
3
Michael Wilson
Outfielder
Booker T. Washington High School
Tulsa, OK
2nd Round - 67th Pick of 2001 Draft ( Mariners )
4
Mike Jones
Pitcher
Thunderbird High School
Phoenix, AZ
1st Round - 12th Pick of 2001 Draft ( Brewers )
5
Danny Putnam
Outfielder
Rancho Bernardo High School
San Diego, CA
Attended Stanford *
6
Josh Burrus
Infielder
Joseph Wheeler High School
Marietta, GA
1st Round - 29th Pick of 2001 Draft ( Braves )
7
Roscoe Crosby
Outfielder
Union High School
Union, SC
Attended Clemson - Football *
8
Gavin Floyd
Pitcher
Mount Saint Joseph College
Baltimore, MD
1st Round - 4th Pick of 2001 Draft ( Phillies )
9
J. J. Hardy
Infielder
Sabino High School
Tucson, AZ
2nd Round - 56th Pick of 2001 Draft ( Brewers )

Questions and formulas:
Question: The catcher went to what school? 
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,B1="Catcher"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E9,B2:B9="Catcher"),3))
Level: medium
Question: How many schools did Mike Jones attend?
Formula: ROWS(UNIQUE(FILTER(C1, A1="Mike Jones")))
Formula2: ROWS(UNIQUE(FILTER(C2:C9, A2:A9="Mike Jones")))
Level: medium