in Pages/CustomerLoans.js [178:187]
selectPaymentPeriod: function (paymentPeriod) {
browser.executeScript("arguments[0].scrollIntoView();", paymentPeriodSelect.getWebElement());
browser.wait(EC.visibilityOf(paymentPeriodSelect), 2000);
paymentPeriodSelect.click();
browser.wait(EC.visibilityOf($(".mat-option")), 5000);
opt = element(by.cssContainingText('.mat-option', paymentPeriod));
browser.executeScript("arguments[0].scrollIntoView();", opt.getWebElement());
browser.wait(EC.elementToBeClickable(opt), 2000);
opt.click();
},