Brad Biggs: Justin Fields, Trey Lance or Mac Jones? Bears, 49ers and Patriots are offering studies in differing approaches to rookie QBs.

CHICAGO — Trey Lance and Justin Fields were each taken in the first round of the 2021 NFL draft, but how the San Francisco 49ers and Chicago Bears have handled their rookie quarterbacks is an interesting study in differing approaches — as is the New England Patriots’ handling of Mac Jones.

Fields, Jones, Trevor Lawrence (Jacksonville Jaguars) and Zach Wilson (New York Jets) prior to his injury all have been thrust into starting roles.

But the 49ers come to Soldier Field with Jimmy Garoppolo as the starter and Lance, drafted No. 3, serving as the backup. The Niners are scuffling at 2-4, having lost four straight, and the fan base is clamoring for Lance similarly to how Bears fans were demanding Fields