An investor wants to purchase mutual fund shares, but she is concerned about the tax...

Step by Step Explanation:

Turnover Ratio: Indicates how frequently the fund manager buys and sells securities. A high turnover ratio may result in higher capital gains distributions, impacting tax efficiency.

Incorrect Options:

B: Sales charges affect cost but not tax efficiency.

C: Commission details are unrelated to the fund’s tax efficiency.

D: Projections of distributions are speculative and not disclosed under regulations.